#57781B#57781B

#57781B is a mid, vivid yellow-green. Relative luminance 0.155; OKLCH L 52.9% C 0.124 H 127.6°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#57781B
RGB	rgb(87, 120, 27)
HSL	hsl(81, 63%, 29%)
HSV	hsv(81, 78%, 47%)
CMYK	cmyk(27.5%, 0%, 77.5%, 52.9%)
CIE-LAB	lab(46.36, -26.29, 44.15)
CIE-LCH	lch(46.36, 51.38, 120.78°)
OKLab	oklab(52.87% -0.0755 0.0982)
OKLCH	oklch(52.87% 0.124 127.6)
XYZ	xyz(10.8448, 15.5381, 3.4645)
Luminance	0.1554 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57781B #3C1B78

analogous

#786B1B #57781B #29781B

triadic

#57781B #1B5778 #781B57

tetradic

#57781B #1B786B #3C1B78 #781B29

square

#57781B #1B786B #3C1B78 #781B29

split-complementary

#57781B #1B2978 #6B1B78

monochromatic

#121906 #334610 #57781B #7BAA26 #9DD33B

Accessibility & contrast

On white

5.11

#57781B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#57781B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #57781B

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57781B	#FFFFFF	#000000	##FFFFFF
##57781B	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E6F07

Deuteranopia (green-blind)

#7A6D24

Tritanopia (blue-blind)

#5A7266

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #57781b;
/* rgb */ color: rgb(87, 120, 27);
/* oklch */ color: oklch(52.9% 0.124 127.6);

Tailwind

colors: {
  custom: {
    50: '#8a9f5f',
    500: '#57781b',
    950: '#000000',
  },
}

SCSS

$custom: #57781b;
$custom-light: #8a9f5f;
$custom-dark: #000000;

JSON

{
  "hex": "#57781b",
  "rgb": {
    "r": 87,
    "g": 120,
    "b": 27
  },
  "hsl": {
    "h": 81.29,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.52871,
    "c": 0.12389,
    "h": 127.6
  },
  "luminance": 0.15538
}

Semantic roles & 50–950 ramp

primary

#57781B

secondary

#6843AC

accent

#41E67C

background

#F8F9F5

surface

#F0F2EA

border

#CBCCC6

text

#0C0E05

muted

#7D7E79

Preview Lab

Preview with #57781B

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

Preview Lab → · Contrast checker → · Palette generator →