#51661A#51661A

#51661A is a mid, moderate yellow-green. Relative luminance 0.113; OKLCH L 47.7% C 0.103 H 123.8°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#51661A
RGB	rgb(81, 102, 26)
HSL	hsl(77, 59%, 25%)
HSV	hsv(77, 75%, 40%)
CMYK	cmyk(20.6%, 0%, 74.5%, 60%)
CIE-LAB	lab(40.13, -19.81, 38.27)
CIE-LCH	lch(40.13, 43.10, 117.37°)
OKLab	oklab(47.71% -0.0575 0.0859)
OKLCH	oklch(47.71% 0.103 123.8)
XYZ	xyz(8.3312, 11.3266, 2.7244)
Luminance	0.1133 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51661A #2F1A66

analogous

#66551A #51661A #2B661A

triadic

#51661A #1A5166 #661A51

tetradic

#51661A #1A6655 #2F1A66 #661A2B

square

#51661A #1A6655 #2F1A66 #661A2B

split-complementary

#51661A #1A2B66 #551A66

monochromatic

#131806 #2A350E #51661A #789726 #9EC833

Accessibility & contrast

On white

6.43

#51661A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#51661A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #51661A

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51661A	#FFFFFF	#000000	##FFFFFF
##51661A	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C5F0D

Deuteranopia (green-blind)

#695E20

Tritanopia (blue-blind)

#556157

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #51661a;
/* rgb */ color: rgb(81, 102, 26);
/* oklch */ color: oklch(47.7% 0.103 123.8);

Tailwind

colors: {
  custom: {
    50: '#84915c',
    500: '#51661a',
    950: '#000000',
  },
}

SCSS

$custom: #51661a;
$custom-light: #84915c;
$custom-dark: #000000;

JSON

{
  "hex": "#51661a",
  "rgb": {
    "r": 81,
    "g": 102,
    "b": 26
  },
  "hsl": {
    "h": 76.579,
    "s": 59.375,
    "l": 25.098
  },
  "oklch": {
    "l": 0.47708,
    "c": 0.10332,
    "h": 123.8
  },
  "luminance": 0.11327
}

Semantic roles & 50–950 ramp

primary

#51661A

secondary

#59409C

accent

#45E371

background

#F8F8F5

surface

#EFF0E9

border

#CACBC5

text

#0B0C04

muted

#7C7D79

Preview Lab

Preview with #51661A

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

Preview Lab → · Contrast checker → · Palette generator →