#51841F#51841F

#51841F is a mid, vivid yellow-green. Relative luminance 0.184; OKLCH L 55.7% C 0.141 H 133.0°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#51841F
RGB	rgb(81, 132, 31)
HSL	hsl(90, 62%, 32%)
HSV	hsv(90, 77%, 52%)
CMYK	cmyk(38.6%, 0%, 76.5%, 48.2%)
CIE-LAB	lab(49.92, -34.05, 46.02)
CIE-LCH	lch(49.92, 57.25, 126.50°)
OKLab	oklab(55.68% -0.0959 0.1029)
OKLCH	oklch(55.68% 0.141 133)
XYZ	xyz(11.8918, 18.3503, 4.2114)
Luminance	0.1835 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51841F #521F84

analogous

#84841F #51841F #1F8420

triadic

#51841F #1F5184 #841F51

tetradic

#51841F #1F8484 #521F84 #84201F

square

#51841F #1F8484 #521F84 #84201F

split-complementary

#51841F #201F84 #841F84

monochromatic

#142108 #335213 #51841F #6FB62B #8ED449

Accessibility & contrast

On white

4.50

#51841F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#51841F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51841F

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51841F	#FFFFFF	#000000	##000000
##51841F	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A790A

Deuteranopia (green-blind)

#837529

Tritanopia (blue-blind)

#517E71

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #51841f;
/* rgb */ color: rgb(81, 132, 31);
/* oklch */ color: oklch(55.7% 0.141 133.0);

Tailwind

colors: {
  custom: {
    50: '#86a862',
    500: '#51841f',
    950: '#000000',
  },
}

SCSS

$custom: #51841f;
$custom-light: #86a862;
$custom-dark: #000000;

JSON

{
  "hex": "#51841f",
  "rgb": {
    "r": 81,
    "g": 132,
    "b": 31
  },
  "hsl": {
    "h": 90.297,
    "s": 61.963,
    "l": 31.961
  },
  "oklch": {
    "l": 0.55683,
    "c": 0.14065,
    "h": 133
  },
  "luminance": 0.18351
}

Semantic roles & 50–950 ramp

primary

#51841F

secondary

#8048B7

accent

#43E595

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C0F05

muted

#7D7F7A

Preview Lab

Preview with #51841F

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

Preview Lab → · Contrast checker → · Palette generator →