#51E190#51E190

#51E190 is a light, vivid green. Relative luminance 0.576; OKLCH L 81.3% C 0.169 H 154.9°. Best body text is #000000 at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#51E190
RGB	rgb(81, 225, 144)
HSL	hsl(146, 71%, 60%)
HSV	hsv(146, 64%, 88%)
CMYK	cmyk(64%, 0%, 36%, 11.8%)
CIE-LAB	lab(80.52, -56.47, 28.59)
CIE-LCH	lch(80.52, 63.29, 153.15°)
OKLab	oklab(81.27% -0.1529 0.0717)
OKLCH	oklch(81.27% 0.169 154.9)
XYZ	xyz(35.3495, 57.6097, 35.6370)
Luminance	0.5761 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E190 #E151A2

analogous

#5AE151 #51E190 #51E1D8

triadic

#51E190 #9051E1 #E19051

tetradic

#51E190 #515AE1 #E151A2 #E1D851

square

#51E190 #515AE1 #E151A2 #E1D851

split-complementary

#51E190 #D851E1 #E1515A

monochromatic

#1B9D54 #24D170 #51E190 #85EAB1 #B9F3D3

Accessibility & contrast

On white

1.68

#51E190 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.52

#51E190 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E190

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E190	#FFFFFF	#000000	##000000
##51E190	1.00	1.68	12.52	12.52
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.52	21.00	1.00	1.00
##000000	12.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0D08B

Deuteranopia (green-blind)

#CEC395

Tritanopia (blue-blind)

#00DFCC

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51e190;
/* rgb */ color: rgb(81, 225, 144);
/* oklch */ color: oklch(81.3% 0.169 154.9);

Tailwind

colors: {
  custom: {
    50: '#90ebb1',
    500: '#51e190',
    950: '#000000',
  },
}

SCSS

$custom: #51e190;
$custom-light: #90ebb1;
$custom-dark: #000000;

JSON

{
  "hex": "#51e190",
  "rgb": {
    "r": 81,
    "g": 225,
    "b": 144
  },
  "hsl": {
    "h": 146.25,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.81265,
    "c": 0.1689,
    "h": 154.9
  },
  "luminance": 0.57613
}

Semantic roles & 50–950 ramp

primary

#51E190

secondary

#A03672

accent

#3A9FED

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0E1610

muted

#7F8581

Preview Lab

Preview with #51E190

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

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