#51711B#51711B

#51711B is a mid, moderate yellow-green. Relative luminance 0.136; OKLCH L 50.6% C 0.118 H 128.1°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#51711B
RGB	rgb(81, 113, 27)
HSL	hsl(82, 61%, 27%)
HSV	hsv(82, 76%, 44%)
CMYK	cmyk(28.3%, 0%, 76.1%, 55.7%)
CIE-LAB	lab(43.71, -25.36, 41.43)
CIE-LCH	lch(43.71, 48.57, 121.47°)
OKLab	oklab(50.62% -0.0726 0.0927)
OKLCH	oklch(50.62% 0.118 128.1)
XYZ	xyz(9.4963, 13.6385, 3.1689)
Luminance	0.1364 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51711B #3B1B71

analogous

#71661B #51711B #26711B

triadic

#51711B #1B5171 #711B51

tetradic

#51711B #1B7166 #3B1B71 #711B26

square

#51711B #1B7166 #3B1B71 #711B26

split-complementary

#51711B #1B2671 #661B71

monochromatic

#121906 #2E400F #51711B #74A227 #97CF37

Accessibility & contrast

On white

5.63

#51711B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#51711B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51711B

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51711B	#FFFFFF	#000000	##FFFFFF
##51711B	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#77690B

Deuteranopia (green-blind)

#726723

Tritanopia (blue-blind)

#546C60

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #51711b;
/* rgb */ color: rgb(81, 113, 27);
/* oklch */ color: oklch(50.6% 0.118 128.1);

Tailwind

colors: {
  custom: {
    50: '#859a5e',
    500: '#51711b',
    950: '#000000',
  },
}

SCSS

$custom: #51711b;
$custom-light: #859a5e;
$custom-dark: #000000;

JSON

{
  "hex": "#51711b",
  "rgb": {
    "r": 81,
    "g": 113,
    "b": 27
  },
  "hsl": {
    "h": 82.326,
    "s": 61.429,
    "l": 27.451
  },
  "oklch": {
    "l": 0.50615,
    "c": 0.1177,
    "h": 128.1
  },
  "luminance": 0.13639
}

Semantic roles & 50–950 ramp

primary

#51711B

secondary

#6742A6

accent

#43E57F

background

#F8F9F5

surface

#EFF2E9

border

#CACCC5

text

#0B0E05

muted

#7C7E79

Preview Lab

Preview with #51711B

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

Preview Lab → · Contrast checker → · Palette generator →