Crayola crayon color

Crayola Pacific Blue #1CA9C9

Crayola Pacific Blue is shown here as #1CA9C9, the commonly published value for the crayon. It is a light soft blue in the cyan family. In OKLCH it sits at lightness 0.680, chroma 0.118 and hue 218.6°. The nearest CSS named color is deepskyblue (#00BFFF), ΔE2000 10.2 away.

Relative luminance
0.3284
OKLCH L · C · h
0.680 · 0.118 · 218.6
Best text
Black 7.56:1
Hue family
Cyan
Inspect this color Check contrast

#1CA9C9 color codes

HEX
#1CA9C9
RGB
rgb(28, 169, 201)
HSL
hsl(191, 76%, 45%)
OKLCH
oklch(0.680 0.118 218.6)
OKLab
oklab(0.680 -0.092 -0.073)
CIELAB (D65)
L* 64.03, a* -23.72, b* -26.22
XYZ (D65)
X 25.20, Y 32.84, Z 60.26
CMYK (naive)
cmyk(86%, 16%, 0%, 21%)

CIELAB and XYZ use the D65 white point; CSS lab() uses D50, so paste the OKLCH or HEX value into stylesheets. CMYK here is a plain formula with no press profile.

Crayola is a trademark of Crayola LLC, which this site is not affiliated with. The value is the commonly published sRGB rendering of the crayon, not a Crayola specification.

Legibility

Contrast: is #1CA9C9 accessible?

Black text on it reaches 7.56:1, passing AAA. White text fails at 2.77:1.

WCAG 2 gives the same ratio whichever color is the text; APCA does not, so its Lc changes sign and size with polarity.

Open the Contrast System

  • Black text on it

    7.56:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc +51

  • White text on it

    2.77:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc −58

  • As text on black

    7.56:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc −48

  • As text on white

    2.77:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc +53

Nearest versions that pass 4.5:1

  • For text on white

    #00809A 4.61:1

    Darkening its OKLCH lightness from 0.68 to 0.56 reaches 4.61:1 on white, keeping the hue.

    Compare both in the Contrast System

  • For text on black

    #1CA9C9 7.56:1

    It already reaches 7.56:1 on black, so no change is needed.

Checking another pair? Use the Contrast Checker.

Studio

Adjust #1CA9C9 live

Move lightness, chroma and hue in OKLCH, or drag on the map. The map is every lightness and chroma at the current hue: sRGB inside the solid area, Display P3 out to the dashed line.

The studio needs JavaScript.

Scale

Shades and tints of #1CA9C9

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #1CA9C9 sits at step 400.

  1. 50#E6F9FF
    White
    1.08
    Black
    19.35
  2. 100#CCF3FF
    White
    1.17
    Black
    17.83
  3. 200#92E6FF
    White
    1.40
    Black
    14.98
  4. 300#5ECFEE
    White
    1.80
    Black
    11.63
  5. 400This color#1CA9C9
    White
    2.77
    Black
    7.56
  6. 500#0095B3
    White
    3.52
    Black
    5.94
  7. 600#007C95
    White
    4.86
    Black
    4.31
  8. 700#006377
    White
    6.88
    Black
    3.05
  9. 800#004857
    White
    10.17
    Black
    2.06
  10. 900#002F3A
    White
    14.30
    Black
    1.46
  11. 950#001A21
    White
    17.95
    Black
    1.16

Under each step, white and black text on it; a bold figure passes 4.5:1.

Gamut

How vivid #1CA9C9 can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.123; #1CA9C9 uses 96% of it. Display P3, which many recent phones and laptops show, reaches 0.163 there: 33% more.

0.00.20.40.60.80.20.40.60.8 460480500520540560580600620
  • sRGB
  • Display P3
  • Rec. 2020
  • Dominant wavelength
OKLCH chroma
0.118
sRGB edge
0.123
Display P3 edge
0.163
Rec. 2020 edge
0.275
Dominant wavelength
485 nm
Excitation purity
41%
Chromaticity
x 0.2131, y 0.2776
  • This color#1CA9C9
  • Most vivid in sRGB#00AACB
  • Most vivid in Display P3oklch(0.680 0.163 218.6)

On a screen without Display P3 the last tile shows the sRGB edge instead.

Use the wider color where screens show it
.accent {
  color: #1ca9c9;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 0 0.668 0.8402); }
}

Mixing

Mixing #1CA9C9

Each row is the same mix worked out in a different space, with the halfway color at its end. sRGB, which older CSS gradients use, can sag gray or dark in the middle; OKLab keeps the lightness steps even; OKLCH holds chroma and hue as it goes.

White #FFFFFF

  • sRGB50%#8ED4E4
  • OKLab50%#A0D4E5
  • OKLCH50%#A0D4E5

Black #000000

  • sRGB50%#0E5565
  • OKLab50%#053F4C
  • OKLCH50%#053F4C

Its complement #D67D61

  • sRGB50%#799395
  • OKLab50%#989898
  • OKLCH50%#AD84D0
In CSS
/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #1ca9c9, white);
color: color-mix(in oklch, #1ca9c9 50%, white);

In use

#1CA9C9 in an interface

A button, a link, a heading, a focused field, an icon and a chart line in this color, on a light page and a dark one. Each check is a WCAG 2 contrast minimum: 1.4.3 for text, 1.4.11 for the rest.

Light page

  • Button labelText, 4.5:17.56:1 Passes
  • Link and body-size textText, 4.5:12.77:1 Fails
  • Large headingLarge text, 3:12.77:1 Fails
  • Icons, borders and focus ringsNon-text, 3:12.77:1 Fails

For text on this page, the nearest shade that passes is #00809A 4.61:1

Dark page

  • Button labelText, 4.5:17.56:1 Passes
  • Link and body-size textText, 4.5:16.75:1 Passes
  • Large headingLarge text, 3:16.75:1 Passes
  • Icons, borders and focus ringsNon-text, 3:16.75:1 Passes

Color vision

How #1CA9C9 looks with color blindness

Achromatopsia changes it most, ΔE2000 21.5; tritanopia changes it least, 12.4.

Simulated with Machado et al. (2009) at full severity, in linear light.

Simulate a whole page What each type sees

  • Protanopia

    No working red (long-wavelength) cones

    #95A4CB ΔE2000 20.0

    Distinct

    Reads as light muted blue

  • Deuteranopia

    No working green (medium-wavelength) cones

    #7F94C9 ΔE2000 19.7

    Distinct

    Reads as light muted blue

  • Tritanopia

    No working blue (short-wavelength) cones

    #00B4B3 ΔE2000 12.4

    Distinct

    Reads as light soft cyan

  • Achromatopsia

    No cone color vision; lightness only

    #9B9B9B ΔE2000 21.5

    Distinct

    Reads as gray

Pairing check

Checked against its complement, #D67D61. Their lightness contrast is only 1.08:1, so where hue collapses, add a label, icon or pattern.

VisionThe pairΔE2000Verdict
Normal vision#1CA9C9 · #D67D6152.2Stays distinct
Protanopia#95A4CB · #93895F34.2Stays distinct
Deuteranopia#7F94C9 · #A99C6041.0Stays distinct
Tritanopia#00B4B3 · #E86E7656.9Stays distinct
Achromatopsia#9B9B9B · #9494942.3Easily confused

Harmony

Color harmonies for #1CA9C9

Its complement is #D67D61, a light soft red, on the warm side of the wheel.

Hue rotations in OKLCH, mapped into sRGB by trimming chroma so hue and lightness stay put.

Open the Harmony Studio
  • Base#1CA9C9
  • Complement#D67D61

Complementary

Open in Harmony Studio
  • −30°#02AFA7
  • Base#1CA9C9
  • +30°#5A9EDE

Analogous

Open in Harmony Studio
  • Base#1CA9C9
  • +120°#C77BB1
  • +240°#AB9938

Triadic

Open in Harmony Studio
  • Base#1CA9C9
  • +150°#D6788A
  • +210°#C78A3F

Split-complementary

Open in Harmony Studio

Code

Design tokens

Ready-to-paste tokens in six formats. Rename them to fit your system.

CSS custom property

:root {
  --color-crayola-pacific-blue: #1ca9c9;
}

Tailwind config

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        'crayola-pacific-blue': '#1ca9c9',
      },
    },
  },
};

Tailwind v4 theme

/* app.css — Tailwind CSS v4 */
@import "tailwindcss";

@theme {
  --color-crayola-pacific-blue: oklch(0.680 0.118 218.6);
}

Design token (W3C DTCG)

{
  "color": {
    "crayola-pacific-blue": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.1098, 0.6627, 0.7882],
        "hex": "#1ca9c9"
      },
      "$description": "Crayola Pacific Blue"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let crayolaPacificBlue = Color(.sRGB, red: 0.110, green: 0.663, blue: 0.788, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val CrayolaPacificBlue = Color(0xFF1CA9C9)
}

Matches

The nearest match in each system

The closest CSS name, Tailwind shade, RAL Classic paint and Crayola crayon by ΔE2000; under 2 is hard to tell apart side by side. RAL and Crayola values approximate physical colors.

Neighbors

The eight nearest colors on this site by ΔE2000, closest first. Under 2 is hard to tell apart side by side.

Tools

Open #1CA9C9 in the tools

Each opens over this page. More colors live in the Color Library, and every color page is listed on the hub.