#557E11#557E11

#557E11 is a mid, vivid yellow-green. Relative luminance 0.169; OKLCH L 54.3% C 0.138 H 129.4°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#557E11
RGB	rgb(85, 126, 17)
HSL	hsl(83, 76%, 28%)
HSV	hsv(83, 87%, 49%)
CMYK	cmyk(32.5%, 0%, 86.5%, 50.6%)
CIE-LAB	lab(48.13, -30.48, 48.87)
CIE-LCH	lch(48.13, 57.60, 121.95°)
OKLab	oklab(54.26% -0.0874 0.1066)
OKLCH	oklch(54.26% 0.138 129.4)
XYZ	xyz(11.3083, 16.8931, 3.1951)
Luminance	0.1689 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557E11 #3A117E

analogous

#7E7011 #557E11 #1E7E11

triadic

#557E11 #11557E #7E1155

tetradic

#557E11 #117E70 #3A117E #7E111E

square

#557E11 #117E70 #3A117E #7E111E

split-complementary

#557E11 #111E7E #70117E

monochromatic

#121B04 #31480A #557E11 #79B418 #9CE227

Accessibility & contrast

On white

4.80

#557E11 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#557E11 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557E11

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557E11	#FFFFFF	#000000	##FFFFFF
##557E11	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#7F711E

Tritanopia (blue-blind)

#58786B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #557e11;
/* rgb */ color: rgb(85, 126, 17);
/* oklch */ color: oklch(54.3% 0.138 129.4);

Tailwind

colors: {
  custom: {
    50: '#89a35c',
    500: '#557e11',
    950: '#000000',
  },
}

SCSS

$custom: #557e11;
$custom-light: #89a35c;
$custom-dark: #000000;

JSON

{
  "hex": "#557e11",
  "rgb": {
    "r": 85,
    "g": 126,
    "b": 17
  },
  "hsl": {
    "h": 82.569,
    "s": 76.224,
    "l": 28.039
  },
  "oklch": {
    "l": 0.54256,
    "c": 0.13785,
    "h": 129.4
  },
  "luminance": 0.16893
}

Semantic roles & 50–950 ramp

primary

#557E11

secondary

#6637B4

accent

#35F37C

background

#F8FAF5

surface

#F0F4E9

border

#CBCEC5

text

#0C0F04

muted

#7D7F79

Preview Lab

Preview with #557E11

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →