#51CA54#51CA54

#51CA54 is a light, vivid green. Relative luminance 0.446; OKLCH L 74.5% C 0.192 H 143.7°. Best body text is #000000 at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#51CA54
RGB	rgb(81, 202, 84)
HSL	hsl(121, 53%, 55%)
HSV	hsv(121, 60%, 79%)
CMYK	cmyk(59.9%, 0%, 58.4%, 20.8%)
CIE-LAB	lab(72.65, -57.05, 48.13)
CIE-LCH	lch(72.65, 74.64, 139.85°)
OKLab	oklab(74.51% -0.1549 0.1136)
OKLCH	oklch(74.51% 0.192 143.7)
XYZ	xyz(26.1126, 44.6280, 15.6238)
Luminance	0.4463 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA54 #CA51C7

analogous

#8ACA51 #51CA54 #51CA91

triadic

#51CA54 #5451CA #CA5451

tetradic

#51CA54 #518ACA #CA51C7 #CA9151

square

#51CA54 #518ACA #CA51C7 #CA9151

split-complementary

#51CA54 #9151CA #CA518A

monochromatic

#257B28 #34AA37 #51CA54 #80D882 #AFE7B0

Accessibility & contrast

On white

2.12

#51CA54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.93

#51CA54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA54

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA54	#FFFFFF	#000000	##000000
##51CA54	1.00	2.12	9.93	9.93
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.93	21.00	1.00	1.00
##000000	9.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB948

Deuteranopia (green-blind)

#BFAE5D

Tritanopia (blue-blind)

#3AC5B0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51ca54;
/* rgb */ color: rgb(81, 202, 84);
/* oklch */ color: oklch(74.5% 0.192 143.7);

Tailwind

colors: {
  custom: {
    50: '#8edb88',
    500: '#51ca54',
    950: '#000000',
  },
}

SCSS

$custom: #51ca54;
$custom-light: #8edb88;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca54",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 84
  },
  "hsl": {
    "h": 121.488,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.7451,
    "c": 0.19205,
    "h": 143.7
  },
  "luminance": 0.4463
}

Semantic roles & 50–950 ramp

primary

#51CA54

secondary

#D5A2D3

accent

#4BD9DD

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #51CA54

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

Preview Lab → · Contrast checker → · Palette generator →