#51691F#51691F

#51691F is a mid, moderate yellow-green. Relative luminance 0.120; OKLCH L 48.5% C 0.104 H 125.6°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#51691F
RGB	rgb(81, 105, 31)
HSL	hsl(79, 54%, 27%)
HSV	hsv(79, 70%, 41%)
CMYK	cmyk(22.9%, 0%, 70.5%, 58.8%)
CIE-LAB	lab(41.14, -21.02, 37.15)
CIE-LCH	lch(41.14, 42.68, 119.50°)
OKLab	oklab(48.54% -0.0603 0.0843)
OKLCH	oklch(48.54% 0.104 125.6)
XYZ	xyz(8.6923, 11.9513, 3.1449)
Luminance	0.1195 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51691F #371F69

analogous

#695C1F #51691F #2C691F

triadic

#51691F #1F5169 #691F51

tetradic

#51691F #1F695C #371F69 #691F2C

square

#51691F #1F695C #371F69 #691F2C

split-complementary

#51691F #1F2C69 #5C1F69

monochromatic

#121807 #2D3A11 #51691F #75982D #99C63D

Accessibility & contrast

On white

6.19

#51691F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#51691F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51691F

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51691F	#FFFFFF	#000000	##FFFFFF
##51691F	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6215

Deuteranopia (green-blind)

#6C6125

Tritanopia (blue-blind)

#55645A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #51691f;
/* rgb */ color: rgb(81, 105, 31);
/* oklch */ color: oklch(48.5% 0.104 125.6);

Tailwind

colors: {
  custom: {
    50: '#84945f',
    500: '#51691f',
    950: '#000000',
  },
}

SCSS

$custom: #51691f;
$custom-light: #84945f;
$custom-dark: #000000;

JSON

{
  "hex": "#51691f",
  "rgb": {
    "r": 81,
    "g": 105,
    "b": 31
  },
  "hsl": {
    "h": 79.459,
    "s": 54.412,
    "l": 26.667
  },
  "oklch": {
    "l": 0.48541,
    "c": 0.10367,
    "h": 125.6
  },
  "luminance": 0.11951
}

Semantic roles & 50–950 ramp

primary

#51691F

secondary

#63479D

accent

#4ADE7A

background

#F8F9F5

surface

#EFF1E9

border

#CACBC5

text

#0B0D05

muted

#7C7E79

Preview Lab

Preview with #51691F

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

Preview Lab → · Contrast checker → · Palette generator →