#51E192#51E192

#51E192 is a light, vivid green. Relative luminance 0.577; OKLCH L 81.3% C 0.167 H 155.5°. Best body text is #000000 at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#51E192
RGB	rgb(81, 225, 146)
HSL	hsl(147, 71%, 60%)
HSV	hsv(147, 64%, 88%)
CMYK	cmyk(64%, 0%, 35.1%, 11.8%)
CIE-LAB	lab(80.56, -56.10, 27.61)
CIE-LCH	lch(80.56, 62.52, 153.80°)
OKLab	oklab(81.3% -0.152 0.0693)
OKLCH	oklch(81.3% 0.167 155.5)
XYZ	xyz(35.5037, 57.6714, 36.4492)
Luminance	0.5767 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E192 #E151A0

analogous

#58E151 #51E192 #51E1DA

triadic

#51E192 #9251E1 #E19251

tetradic

#51E192 #5158E1 #E151A0 #E1DA51

square

#51E192 #5158E1 #E151A0 #E1DA51

split-complementary

#51E192 #DA51E1 #E15158

monochromatic

#1B9D55 #24D172 #51E192 #85EAB3 #B9F3D3

Accessibility & contrast

On white

1.68

#51E192 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.54

#51E192 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E192

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E192	#FFFFFF	#000000	##000000
##51E192	1.00	1.68	12.54	12.54
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.54	21.00	1.00	1.00
##000000	12.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0D08D

Deuteranopia (green-blind)

#CDC397

Tritanopia (blue-blind)

#00DFCD

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51e192;
/* rgb */ color: rgb(81, 225, 146);
/* oklch */ color: oklch(81.3% 0.167 155.5);

Tailwind

colors: {
  custom: {
    50: '#90ebb2',
    500: '#51e192',
    950: '#000000',
  },
}

SCSS

$custom: #51e192;
$custom-light: #90ebb2;
$custom-dark: #000000;

JSON

{
  "hex": "#51e192",
  "rgb": {
    "r": 81,
    "g": 225,
    "b": 146
  },
  "hsl": {
    "h": 147.083,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.81304,
    "c": 0.16711,
    "h": 155.5
  },
  "luminance": 0.57675
}

Semantic roles & 50–950 ramp

primary

#51E192

secondary

#A03670

accent

#3A9DED

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1611

muted

#7F8581

Preview Lab

Preview with #51E192

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

Preview Lab → · Contrast checker → · Palette generator →