#51E79B#51E79B

#51E79B is a very light, vivid green. Relative luminance 0.613; OKLCH L 83.0% C 0.167 H 157.2°. Best body text is #000000 at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#51E79B
RGB	rgb(81, 231, 155)
HSL	hsl(150, 76%, 61%)
HSV	hsv(150, 65%, 91%)
CMYK	cmyk(64.9%, 0%, 32.9%, 9.4%)
CIE-LAB	lab(82.52, -56.70, 25.64)
CIE-LCH	lch(82.52, 62.22, 155.67°)
OKLab	oklab(82.97% -0.154 0.0647)
OKLCH	oklch(82.97% 0.167 157.2)
XYZ	xyz(37.8822, 61.2637, 40.8326)
Luminance	0.6127 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E79B #E7519D

analogous

#52E751 #51E79B #51E7E6

triadic

#51E79B #9B51E7 #E79B51

tetradic

#51E79B #5152E7 #E7519D #E7E651

square

#51E79B #5152E7 #E7519D #E7E651

split-complementary

#51E79B #E651E7 #E75152

monochromatic

#17A75E #1EDC7C #51E79B #87EEBA #BDF6D9

Accessibility & contrast

On white

1.58

#51E79B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.25

#51E79B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E79B

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E79B	#FFFFFF	#000000	##000000
##51E79B	1.00	1.58	13.25	13.25
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.25	21.00	1.00	1.00
##000000	13.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5D696

Deuteranopia (green-blind)

#D2C8A0

Tritanopia (blue-blind)

#00E5D3

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #51e79b;
/* rgb */ color: rgb(81, 231, 155);
/* oklch */ color: oklch(83.0% 0.167 157.2);

Tailwind

colors: {
  custom: {
    50: '#91f0b9',
    500: '#51e79b',
    950: '#000000',
  },
}

SCSS

$custom: #51e79b;
$custom-light: #91f0b9;
$custom-dark: #000000;

JSON

{
  "hex": "#51e79b",
  "rgb": {
    "r": 81,
    "g": 231,
    "b": 155
  },
  "hsl": {
    "h": 149.6,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.8297,
    "c": 0.16704,
    "h": 157.2
  },
  "luminance": 0.61268
}

Semantic roles & 50–950 ramp

primary

#51E79B

secondary

#A8346F

accent

#0E74D8

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1711

muted

#7F8581

Preview Lab

Preview with #51E79B

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

Preview Lab → · Contrast checker → · Palette generator →