#51EA7B#51EA7B

#51EA7B is a very light, vivid green. Relative luminance 0.620; OKLCH L 83.1% C 0.199 H 149.0°. Best body text is #000000 at 13.41:1 contrast (WCAG AA passes).

Color values

HEX	#51EA7B
RGB	rgb(81, 234, 123)
HSL	hsl(136, 78%, 62%)
HSV	hsv(136, 65%, 92%)
CMYK	cmyk(65.4%, 0%, 47.4%, 8.2%)
CIE-LAB	lab(82.92, -63.34, 42.19)
CIE-LCH	lch(82.92, 76.11, 146.33°)
OKLab	oklab(83.14% -0.1708 0.1028)
OKLCH	oklch(83.14% 0.199 149)
XYZ	xyz(36.3886, 62.0212, 28.7886)
Luminance	0.6202 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EA7B #EA51C0

analogous

#73EA51 #51EA7B #51EAC8

triadic

#51EA7B #7B51EA #EA7B51

tetradic

#51EA7B #5173EA #EA51C0 #EAC851

square

#51EA7B #5173EA #EA51C0 #EAC851

split-complementary

#51EA7B #C851EA #EA5173

monochromatic

#15AC3E #1BE252 #51EA7B #88F1A4 #BEF7CE

Accessibility & contrast

On white

1.57

#51EA7B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.41

#51EA7B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EA7B

13.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EA7B	#FFFFFF	#000000	##000000
##51EA7B	1.00	1.57	13.41	13.41
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.41	21.00	1.00	1.00
##000000	13.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD772

Deuteranopia (green-blind)

#D9C983

Tritanopia (blue-blind)

#0FE6D0

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #51ea7b;
/* rgb */ color: rgb(81, 234, 123);
/* oklch */ color: oklch(83.1% 0.199 149.0);

Tailwind

colors: {
  custom: {
    50: '#92f2a3',
    500: '#51ea7b',
    950: '#000000',
  },
}

SCSS

$custom: #51ea7b;
$custom-light: #92f2a3;
$custom-dark: #000000;

JSON

{
  "hex": "#51ea7b",
  "rgb": {
    "r": 81,
    "g": 234,
    "b": 123
  },
  "hsl": {
    "h": 136.471,
    "s": 78.462,
    "l": 61.765
  },
  "oklch": {
    "l": 0.8314,
    "c": 0.19934,
    "h": 149
  },
  "luminance": 0.62025
}

Semantic roles & 50–950 ramp

primary

#51EA7B

secondary

#AD328B

accent

#0BA2DB

background

#FCFFFC

surface

#F5FEF5

border

#CFD6CF

text

#0E170F

muted

#7F8580

Preview Lab

Preview with #51EA7B

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

Preview Lab → · Contrast checker → · Palette generator →