CSS named color
Dark Sea Green #8FBC8F
The CSS keyword darkseagreen is #8FBC8F. It is a light muted green in the green family. In OKLCH it sits at lightness 0.751, chroma 0.080 and hue 144.7°.
- Relative luminance
- 0.4379
- OKLCH L · C · h
- 0.751 · 0.080 · 144.7
- Best text
- Black 9.75:1
- Hue family
- Green
#8FBC8F color codes
- HEX
#8FBC8F- RGB
rgb(143, 188, 143)- HSL
hsl(120, 25%, 65%)- OKLCH
oklch(0.751 0.080 144.7)- OKLab
oklab(0.751 -0.065 0.046)- CIELAB (D65)
L* 72.09, a* -23.82, b* 18.04- XYZ (D65)
X 34.27, Y 43.79, Z 32.63- CMYK (naive)
cmyk(24%, 0%, 24%, 26%)
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.
Legibility
Contrast: is #8FBC8F accessible?
Black text on it reaches 9.75:1, passing AAA. White text fails at 2.15:1.
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
9.75:1
- AA passes
- AA large passes
- AAA passes
- APCA Lc +61
-
White text on it
2.15:1
- AA fails
- AA large fails
- AAA fails
- APCA Lc −46
-
As text on black
9.75:1
- AA passes
- AA large passes
- AAA passes
- APCA Lc −59
-
As text on white
2.15:1
- AA fails
- AA large fails
- AAA fails
- APCA Lc +42
Nearest versions that pass 4.5:1
-
For text on white
#558056 4.55:1
Darkening its OKLCH lightness from 0.75 to 0.56 reaches 4.55:1 on white, keeping the hue.
-
For text on black
#8FBC8F 9.75:1
It already reaches 9.75:1 on black, so no change is needed.
Checking another pair? Use the Contrast Checker.
Studio
Adjust #8FBC8F 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.
Scale
Shades and tints of #8FBC8F
Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #8FBC8F sits at step 400.
Under each step, white and black text on it; a bold figure passes 4.5:1.
Gamut
How vivid #8FBC8F can get
At its lightness and hue, sRGB reaches OKLCH chroma 0.238; #8FBC8F uses 33% of it. Display P3, which many recent phones and laptops show, reaches 0.318 there: 34% more.
- sRGB
- Display P3
- Rec. 2020
- Dominant wavelength
- OKLCH chroma
- 0.080
- sRGB edge
- 0.238
- Display P3 edge
- 0.318
- Rec. 2020 edge
- 0.332
- Dominant wavelength
- 549 nm
- Excitation purity
- 18%
- Chromaticity
- x 0.3096, y 0.3956
- This color#8FBC8F
- Most vivid in sRGB#00D237
- Most vivid in Display P3oklch(0.751 0.318 144.7)
On a screen without Display P3 the last tile shows the sRGB edge instead.
.accent {
color: #8fbc8f;
}
@media (color-gamut: p3) {
.accent { color: color(display-p3 0.1506 0.8449 0); }
}Mixing
Mixing #8FBC8F
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%#C7DEC7
- OKLab50%#C7DDC6
- OKLCH50%#C7DDC6
Black #000000
- sRGB50%#485E48
- OKLab50%#344734
- OKLCH50%#344734
Its complement #C89DCB
- sRGB50%#ACADAD
- OKLab50%#AEAEAE
- OKLCH50%#7AB7DA
/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #8fbc8f, white);
color: color-mix(in oklch, #8fbc8f 50%, white);In use
#8FBC8F 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, 4.5:19.75:1 Passes
- Link and body-size textText, 4.5:12.15:1 Fails
- Large headingLarge text, 3:12.15:1 Fails
- Icons, borders and focus ringsNon-text, 3:12.15:1 Fails
For text on this page, the nearest shade that passes is #558056 4.55:1
Dark page
- Button labelText, 4.5:19.75:1 Passes
- Link and body-size textText, 4.5:18.70:1 Passes
- Large headingLarge text, 3:18.70:1 Passes
- Icons, borders and focus ringsNon-text, 3:18.70:1 Passes
Color vision
How #8FBC8F looks with color blindness
Achromatopsia changes it most, ΔE2000 20.6; tritanopia changes it least, 11.8.
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
#BEB48C ΔE2000 15.5
Distinct
Reads as light muted amber
-
Deuteranopia
No working green (medium-wavelength) cones
#B7AF91 ΔE2000 15.8
Distinct
Reads as light grayish amber
-
Tritanopia
No working blue (short-wavelength) cones
#8BB9B0 ΔE2000 11.8
Distinct
Reads as light muted cyan
-
Achromatopsia
No cone color vision; lightness only
#B1B1B1 ΔE2000 20.6
Distinct
Reads as light gray
Pairing check
Checked against its complement, #C89DCB. Their lightness contrast is only 1.06:1, so where hue collapses, add a label, icon or pattern.
| Vision | The pair | ΔE2000 | Verdict |
|---|---|---|---|
| Normal vision | #8FBC8F · #C89DCB | 47.8 | Stays distinct |
| Protanopia | #BEB48C · #99A8CD | 31.5 | Stays distinct |
| Deuteranopia | #B7AF91 · #A3ADC9 | 25.5 | Stays distinct |
| Tritanopia | #8BB9B0 · #CAA1AD | 37.4 | Stays distinct |
| Achromatopsia | #B1B1B1 · #ABABAB | 1.7 | Easily confused |
Harmony
Color harmonies for #8FBC8F
Its complement is #C89DCB, a light muted magenta.
Hue rotations in OKLCH, mapped into sRGB by trimming chroma so hue and lightness stay put.
Open the Harmony Studio- Base#8FBC8F
- Complement#C89DCB
Complementary
Open in Harmony Studio- −30°#ACB57A
- Base#8FBC8F
- +30°#76BFAB
Analogous
Open in Harmony Studio- Base#8FBC8F
- +120°#95AEE2
- +240°#DC9B95
Triadic
Open in Harmony Studio- Base#8FBC8F
- +150°#B1A5DC
- +210°#D799B1
Split-complementary
Open in Harmony StudioCode
Design tokens
Ready-to-paste tokens in six formats. Rename them to fit your system.
:root {
--color-darkseagreen: #8fbc8f;
}// tailwind.config.js
module.exports = {
theme: {
extend: {
colors: {
darkseagreen: '#8fbc8f',
},
},
},
};/* app.css — Tailwind CSS v4 */
@import "tailwindcss";
@theme {
--color-darkseagreen: oklch(0.751 0.080 144.7);
}{
"color": {
"darkseagreen": {
"$type": "color",
"$value": {
"colorSpace": "srgb",
"components": [0.5608, 0.7373, 0.5608],
"hex": "#8fbc8f"
},
"$description": "CSS named color darkseagreen"
}
}
}import SwiftUI
enum Palette {
static let darkseagreen = Color(.sRGB, red: 0.561, green: 0.737, blue: 0.561, opacity: 1)
}import androidx.compose.ui.graphics.Color
object Palette {
val Darkseagreen = Color(0xFF8FBC8F)
}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.
Tools
Open #8FBC8F in the tools
Each opens over this page. More colors live in the Color Library, and every color page is listed on the hub.
- Color InspectorEvery format, its names, contrast and color vision in one panel.
- Contrast SystemBlack and white text on this color, with fixes in both directions.
- Harmony StudioPalettes built from this color, walked to a contrast target if you ask.
- Color Space ConverterThe same color in 34 notations, with its gamut headroom.
- Color Name FinderThe nearest of 1,055 color names by ΔE2000.