#51CA4E#51CA4E

#51CA4E is a light, vivid green. Relative luminance 0.445; OKLCH L 74.4% C 0.197 H 142.9°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#51CA4E
RGB	rgb(81, 202, 78)
HSL	hsl(119, 54%, 55%)
HSV	hsv(119, 61%, 79%)
CMYK	cmyk(59.9%, 0%, 61.4%, 20.8%)
CIE-LAB	lab(72.59, -57.73, 50.75)
CIE-LCH	lch(72.59, 76.87, 138.68°)
OKLab	oklab(74.44% -0.157 0.1187)
OKLCH	oklch(74.44% 0.197 142.9)
XYZ	xyz(25.8876, 44.5380, 14.4387)
Luminance	0.4454 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA4E #C74ECA

analogous

#8FCA4E #51CA4E #4ECA89

triadic

#51CA4E #4E51CA #CA4E51

tetradic

#51CA4E #4E8FCA #C74ECA #CA894E

square

#51CA4E #4E8FCA #C74ECA #CA894E

split-complementary

#51CA4E #894ECA #CA4E8F

monochromatic

#267924 #35A832 #51CA4E #7FD87D #AEE6AC

Accessibility & contrast

On white

2.12

#51CA4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#51CA4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA4E

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA4E	#FFFFFF	#000000	##000000
##51CA4E	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB840

Deuteranopia (green-blind)

#BFAE58

Tritanopia (blue-blind)

#3BC4B0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51ca4e;
/* rgb */ color: rgb(81, 202, 78);
/* oklch */ color: oklch(74.4% 0.197 142.9);

Tailwind

colors: {
  custom: {
    50: '#8edb84',
    500: '#51ca4e',
    950: '#000000',
  },
}

SCSS

$custom: #51ca4e;
$custom-light: #8edb84;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca4e",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 78
  },
  "hsl": {
    "h": 118.548,
    "s": 53.913,
    "l": 54.902
  },
  "oklch": {
    "l": 0.74441,
    "c": 0.19679,
    "h": 142.9
  },
  "luminance": 0.4454
}

Semantic roles & 50–950 ramp

primary

#51CA4E

secondary

#D3A0D4

accent

#4BDDDA

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #51CA4E

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

Preview Lab → · Contrast checker → · Palette generator →