#51BD29#51BD29

#51BD29 is a light, highly saturated green. Relative luminance 0.383; OKLCH L 70.8% C 0.205 H 139.0°. Best body text is #000000 at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#51BD29
RGB	rgb(81, 189, 41)
HSL	hsl(104, 64%, 45%)
HSV	hsv(104, 78%, 74%)
CMYK	cmyk(57.1%, 0%, 78.3%, 25.9%)
CIE-LAB	lab(68.24, -56.17, 60.34)
CIE-LCH	lch(68.24, 82.43, 132.95°)
OKLab	oklab(70.77% -0.1548 0.1343)
OKLCH	oklch(70.77% 0.205 139)
XYZ	xyz(21.9903, 38.3027, 8.3317)
Luminance	0.3831 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BD29 #9529BD

analogous

#9BBD29 #51BD29 #29BD4B

triadic

#51BD29 #2951BD #BD2951

tetradic

#51BD29 #299BBD #9529BD #BD4B29

square

#51BD29 #299BBD #9529BD #BD4B29

split-complementary

#51BD29 #4B29BD #BD299B

monochromatic

#265813 #3B8B1E #51BD29 #71D84B #99E37D

Accessibility & contrast

On white

2.42

#51BD29 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.66

#51BD29 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BD29

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BD29	#FFFFFF	#000000	##000000
##51BD29	1.00	2.42	8.66	8.66
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.66	21.00	1.00	1.00
##000000	8.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AC00

Deuteranopia (green-blind)

#B5A33A

Tritanopia (blue-blind)

#45B6A2

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #51bd29;
/* rgb */ color: rgb(81, 189, 41);
/* oklch */ color: oklch(70.8% 0.205 139.0);

Tailwind

colors: {
  custom: {
    50: '#8ed26f',
    500: '#51bd29',
    950: '#000000',
  },
}

SCSS

$custom: #51bd29;
$custom-light: #8ed26f;
$custom-dark: #000000;

JSON

{
  "hex": "#51bd29",
  "rgb": {
    "r": 81,
    "g": 189,
    "b": 41
  },
  "hsl": {
    "h": 103.784,
    "s": 64.348,
    "l": 45.098
  },
  "oklch": {
    "l": 0.70768,
    "c": 0.20496,
    "h": 139
  },
  "luminance": 0.38305
}

Semantic roles & 50–950 ramp

primary

#51BD29

secondary

#B477CB

accent

#40E7BA

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0D1408

muted

#7E837B

Preview Lab

Preview with #51BD29

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

Preview Lab → · Contrast checker → · Palette generator →