#51AB29#51AB29

#51AB29 is a light, vivid green. Relative luminance 0.310; OKLCH L 66.1% C 0.184 H 138.1°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#51AB29
RGB	rgb(81, 171, 41)
HSL	hsl(102, 61%, 42%)
HSV	hsv(102, 76%, 67%)
CMYK	cmyk(52.6%, 0%, 76%, 32.9%)
CIE-LAB	lab(62.54, -49.51, 54.83)
CIE-LCH	lch(62.54, 73.87, 132.08°)
OKLab	oklab(66.06% -0.1369 0.1228)
OKLCH	oklch(66.06% 0.184 138.1)
XYZ	xyz(18.3558, 31.0338, 7.1203)
Luminance	0.3104 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AB29 #8329AB

analogous

#92AB29 #51AB29 #29AB42

triadic

#51AB29 #2951AB #AB2951

tetradic

#51AB29 #2992AB #8329AB #AB4229

square

#51AB29 #2992AB #8329AB #AB4229

split-complementary

#51AB29 #4229AB #AB2992

monochromatic

#224811 #3A7A1D #51AB29 #6DD140 #92DD71

Accessibility & contrast

On white

2.91

#51AB29 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#51AB29 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AB29

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AB29	#FFFFFF	#000000	##000000
##51AB29	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09C0B

Deuteranopia (green-blind)

#A59437

Tritanopia (blue-blind)

#4AA592

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #51ab29;
/* rgb */ color: rgb(81, 171, 41);
/* oklch */ color: oklch(66.1% 0.184 138.1);

Tailwind

colors: {
  custom: {
    50: '#8bc56c',
    500: '#51ab29',
    950: '#000000',
  },
}

SCSS

$custom: #51ab29;
$custom-light: #8bc56c;
$custom-dark: #000000;

JSON

{
  "hex": "#51ab29",
  "rgb": {
    "r": 81,
    "g": 171,
    "b": 41
  },
  "hsl": {
    "h": 101.538,
    "s": 61.321,
    "l": 41.569
  },
  "oklch": {
    "l": 0.66061,
    "c": 0.18392,
    "h": 138.1
  },
  "luminance": 0.31035
}

Semantic roles & 50–950 ramp

primary

#51AB29

secondary

#A96CC4

accent

#43E4B3

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #51AB29

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

Preview Lab → · Contrast checker → · Palette generator →