Crayola crayon color

Crayola Cerulean #1DACD6

Crayola Cerulean is shown here as #1DACD6, the commonly published value for the crayon. It is a light soft blue in the cyan family. In OKLCH it sits at lightness 0.693, chroma 0.125 and hue 224.4°. The nearest CSS named color is deepskyblue (#00BFFF), ΔE2000 7.2 away.

Relative luminance
0.3462
OKLCH L · C · h
0.693 · 0.125 · 224.4
Best text
Black 7.92:1
Hue family
Cyan
Inspect this color Check contrast

#1DACD6 color codes

HEX
#1DACD6
RGB
rgb(29, 172, 214)
HSL
hsl(194, 76%, 48%)
OKLCH
oklch(0.693 0.125 224.4)
OKLab
oklab(0.693 -0.090 -0.088)
CIELAB (D65)
L* 65.45, a* -20.81, b* -31.23
XYZ (D65)
X 27.39, Y 34.62, Z 68.84
CMYK (naive)
cmyk(86%, 20%, 0%, 16%)

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 #1DACD6 accessible?

Black text on it reaches 7.92:1, passing AAA. White text fails at 2.65:1.

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

    7.92:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc +52

  • White text on it

    2.65:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc −56

  • As text on black

    7.92:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc −50

  • As text on white

    2.65:1

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

Nearest versions that pass 4.5:1

  • For text on white

    #0080A2 4.55:1

    Darkening its OKLCH lightness from 0.69 to 0.56 reaches 4.55:1 on white, keeping the hue.

    Compare both in the Contrast System

  • For text on black

    #1DACD6 7.92:1

    It already reaches 7.92:1 on black, so no change is needed.

Checking another pair? Use the Contrast Checker.

Studio

Adjust #1DACD6 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 #1DACD6

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #1DACD6 sits at step 400.

  1. 50#E8F8FF
    White
    1.08
    Black
    19.30
  2. 100#D0F1FF
    White
    1.18
    Black
    17.70
  3. 200#9DE3FF
    White
    1.41
    Black
    14.86
  4. 300#5BCEF6
    White
    1.80
    Black
    11.60
  5. 400This color#1DACD6
    White
    2.65
    Black
    7.92
  6. 500#0094BA
    White
    3.53
    Black
    5.94
  7. 600#007A9B
    White
    4.93
    Black
    4.25
  8. 700#00627C
    White
    6.91
    Black
    3.03
  9. 800#00475B
    White
    10.23
    Black
    2.05
  10. 900#002E3C
    White
    14.42
    Black
    1.45
  11. 950#001923
    White
    18.05
    Black
    1.16

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

Gamut

How vivid #1DACD6 can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.131; #1DACD6 uses 96% of it. Display P3, which many recent phones and laptops show, reaches 0.173 there: 32% more.

0.00.20.40.60.80.20.40.60.8 460480500520540560580600620
  • sRGB
  • Display P3
  • Rec. 2020
  • Dominant wavelength
OKLCH chroma
0.125
sRGB edge
0.131
Display P3 edge
0.173
Rec. 2020 edge
0.237
Dominant wavelength
484 nm
Excitation purity
44%
Chromaticity
x 0.2093, y 0.2646
  • This color#1DACD6
  • Most vivid in sRGB#00ACD8
  • Most vivid in Display P3oklch(0.693 0.173 224.4)

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

Use the wider color where screens show it
.accent {
  color: #1dacd6;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 0 0.6768 0.8997); }
}

Mixing

Mixing #1DACD6

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%#8ED6EB
  • OKLab50%#A1D6EC
  • OKLCH50%#A1D6EC

Black #000000

  • sRGB50%#0F566B
  • OKLab50%#054052
  • OKLCH50%#054052

Its complement #DC8158

  • sRGB50%#7D9797
  • OKLab50%#9C9C9C
  • OKLCH50%#7BAD5A
In CSS
/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #1dacd6, white);
color: color-mix(in oklch, #1dacd6 50%, white);

In use

#1DACD6 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, 4.5:17.92:1 Passes
  • Link and body-size textText, 4.5:12.65:1 Fails
  • Large headingLarge text, 3:12.65:1 Fails
  • Icons, borders and focus ringsNon-text, 3:12.65:1 Fails

For text on this page, the nearest shade that passes is #0080A2 4.55:1

Dark page

  • Button labelText, 4.5:17.92:1 Passes
  • Link and body-size textText, 4.5:17.06:1 Passes
  • Large headingLarge text, 3:17.06:1 Passes
  • Icons, borders and focus ringsNon-text, 3:17.06:1 Passes

Color vision

How #1DACD6 looks with color blindness

Achromatopsia changes it most, ΔE2000 21.5; tritanopia changes it least, 14.6.

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

    #95A8D8 ΔE2000 18.7

    Distinct

    Reads as light muted blue

  • Deuteranopia

    No working green (medium-wavelength) cones

    #7D98D6 ΔE2000 17.9

    Distinct

    Reads as light muted blue

  • Tritanopia

    No working blue (short-wavelength) cones

    #00B9BA ΔE2000 14.6

    Distinct

    Reads as light soft cyan

  • Achromatopsia

    No cone color vision; lightness only

    #9F9F9F ΔE2000 21.5

    Distinct

    Reads as gray

Pairing check

Checked against its complement, #DC8158. Their lightness contrast is only 1.08:1, so where hue collapses, add a label, icon or pattern.

VisionThe pairΔE2000Verdict
Normal vision#1DACD6 · #DC815850.2Stays distinct
Protanopia#95A8D8 · #998C5439.6Stays distinct
Deuteranopia#7D98D6 · #AFA05745.3Stays distinct
Tritanopia#00B9BA · #EF707757.3Stays distinct
Achromatopsia#9F9F9F · #9898982.2Easily confused

Harmony

Color harmonies for #1DACD6

Its complement is #DC8158, 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#1DACD6
  • Complement#DC8158

Complementary

Open in Harmony Studio
  • −30°#00B3B2
  • Base#1DACD6
  • +30°#639FE8

Analogous

Open in Harmony Studio
  • Base#1DACD6
  • +120°#D27BAF
  • +240°#A9A036

Triadic

Open in Harmony Studio
  • Base#1DACD6
  • +150°#DF7A84
  • +210°#CA9035

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-cerulean: #1dacd6;
}

Tailwind config

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        'crayola-cerulean': '#1dacd6',
      },
    },
  },
};

Tailwind v4 theme

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

@theme {
  --color-crayola-cerulean: oklch(0.693 0.125 224.4);
}

Design token (W3C DTCG)

{
  "color": {
    "crayola-cerulean": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.1137, 0.6745, 0.8392],
        "hex": "#1dacd6"
      },
      "$description": "Crayola Cerulean"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let crayolaCerulean = Color(.sRGB, red: 0.114, green: 0.675, blue: 0.839, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val CrayolaCerulean = Color(0xFF1DACD6)
}

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 #1DACD6 in the tools

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