#51C12E#51C12E

#51C12E is a light, highly saturated green. Relative luminance 0.401; OKLCH L 71.8% C 0.207 H 139.6°. Best body text is #000000 at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#51C12E
RGB	rgb(81, 193, 46)
HSL	hsl(106, 62%, 47%)
HSV	hsv(106, 76%, 76%)
CMYK	cmyk(58%, 0%, 76.2%, 24.3%)
CIE-LAB	lab(69.53, -57.29, 59.99)
CIE-LCH	lch(69.53, 82.94, 133.68°)
OKLab	oklab(71.84% -0.1575 0.1343)
OKLCH	oklch(71.84% 0.207 139.6)
XYZ	xyz(22.9555, 40.0845, 9.1116)
Luminance	0.4009 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C12E #9E2EC1

analogous

#9BC12E #51C12E #2EC154

triadic

#51C12E #2E51C1 #C12E51

tetradic

#51C12E #2E9BC1 #9E2EC1 #C1542E

square

#51C12E #2E9BC1 #9E2EC1 #C1542E

split-complementary

#51C12E #542EC1 #C12E9B

monochromatic

#285E16 #3C9022 #51C12E #74D756 #9DE287

Accessibility & contrast

On white

2.33

#51C12E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.02

#51C12E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C12E

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C12E	#FFFFFF	#000000	##000000
##51C12E	1.00	2.33	9.02	9.02
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.02	21.00	1.00	1.00
##000000	9.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B009

Deuteranopia (green-blind)

#B9A63E

Tritanopia (blue-blind)

#44BAA5

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #51c12e;
/* rgb */ color: rgb(81, 193, 46);
/* oklch */ color: oklch(71.8% 0.207 139.6);

Tailwind

colors: {
  custom: {
    50: '#8ed571',
    500: '#51c12e',
    950: '#000000',
  },
}

SCSS

$custom: #51c12e;
$custom-light: #8ed571;
$custom-dark: #000000;

JSON

{
  "hex": "#51c12e",
  "rgb": {
    "r": 81,
    "g": 193,
    "b": 46
  },
  "hsl": {
    "h": 105.714,
    "s": 61.506,
    "l": 46.863
  },
  "oklch": {
    "l": 0.7184,
    "c": 0.20702,
    "h": 139.6
  },
  "luminance": 0.40087
}

Semantic roles & 50–950 ramp

primary

#51C12E

secondary

#BA7FCC

accent

#43E5BE

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0D1408

muted

#7E837B

Preview Lab

Preview with #51C12E

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

Preview Lab → · Contrast checker → · Palette generator →