#51641D#51641D

#51641D is a mid, moderate yellow-green. Relative luminance 0.110; OKLCH L 47.2% C 0.098 H 123.1°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#51641D
RGB	rgb(81, 100, 29)
HSL	hsl(76, 55%, 25%)
HSV	hsv(76, 71%, 39%)
CMYK	cmyk(19%, 0%, 71%, 60.8%)
CIE-LAB	lab(39.50, -18.54, 36.34)
CIE-LCH	lch(39.50, 40.79, 117.03°)
OKLab	oklab(47.21% -0.0537 0.0823)
OKLCH	oklch(47.21% 0.098 123.1)
XYZ	xyz(8.1724, 10.9523, 2.8456)
Luminance	0.1095 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51641D #301D64

analogous

#64531D #51641D #2E641D

triadic

#51641D #1D5164 #641D51

tetradic

#51641D #1D6453 #301D64 #641D2E

square

#51641D #1D6453 #301D64 #641D2E

split-complementary

#51641D #1D2E64 #531D64

monochromatic

#131807 #2B350F #51641D #77932B #9EC339

Accessibility & contrast

On white

6.58

#51641D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#51641D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51641D

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51641D	#FFFFFF	#000000	##FFFFFF
##51641D	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5E13

Deuteranopia (green-blind)

#685D23

Tritanopia (blue-blind)

#555F56

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #51641d;
/* rgb */ color: rgb(81, 100, 29);
/* oklch */ color: oklch(47.2% 0.098 123.1);

Tailwind

colors: {
  custom: {
    50: '#84905d',
    500: '#51641d',
    950: '#000000',
  },
}

SCSS

$custom: #51641d;
$custom-light: #84905d;
$custom-dark: #000000;

JSON

{
  "hex": "#51641d",
  "rgb": {
    "r": 81,
    "g": 100,
    "b": 29
  },
  "hsl": {
    "h": 76.056,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.47211,
    "c": 0.09825,
    "h": 123.1
  },
  "luminance": 0.10952
}

Semantic roles & 50–950 ramp

primary

#51641D

secondary

#5B4499

accent

#49DE71

background

#F8F8F5

surface

#EFF0E9

border

#CACBC5

text

#0B0C04

muted

#7C7D79

Preview Lab

Preview with #51641D

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

Preview Lab → · Contrast checker → · Palette generator →