#51C07B#51C07B

#51C07B is a light, vivid green. Relative luminance 0.409; OKLCH L 72.6% C 0.143 H 153.5°. Best body text is #000000 at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#51C07B
RGB	rgb(81, 192, 123)
HSL	hsl(143, 47%, 54%)
HSV	hsv(143, 58%, 75%)
CMYK	cmyk(57.8%, 0%, 35.9%, 24.7%)
CIE-LAB	lab(70.09, -47.27, 25.53)
CIE-LCH	lch(70.09, 53.72, 151.62°)
OKLab	oklab(72.58% -0.1282 0.064)
OKLCH	oklch(72.58% 0.143 153.5)
XYZ	xyz(25.8161, 40.8762, 25.2645)
Luminance	0.4088 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C07B #C05196

analogous

#5EC051 #51C07B #51C0B2

triadic

#51C07B #7B51C0 #C07B51

tetradic

#51C07B #515EC0 #C05196 #C0B251

square

#51C07B #515EC0 #C05196 #C0B251

split-complementary

#51C07B #B251C0 #C0515E

monochromatic

#286F43 #389B5E #51C07B #7ED09D #ABE1BF

Accessibility & contrast

On white

2.29

#51C07B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.18

#51C07B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C07B

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C07B	#FFFFFF	#000000	##000000
##51C07B	1.00	2.29	9.18	9.18
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.18	21.00	1.00	1.00
##000000	9.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0B276

Deuteranopia (green-blind)

#B1A77F

Tritanopia (blue-blind)

#2EBEAE

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #51c07b;
/* rgb */ color: rgb(81, 192, 123);
/* oklch */ color: oklch(72.6% 0.143 153.5);

Tailwind

colors: {
  custom: {
    50: '#8bd4a1',
    500: '#51c07b',
    950: '#000000',
  },
}

SCSS

$custom: #51c07b;
$custom-light: #8bd4a1;
$custom-dark: #000000;

JSON

{
  "hex": "#51c07b",
  "rgb": {
    "r": 81,
    "g": 192,
    "b": 123
  },
  "hsl": {
    "h": 142.703,
    "s": 46.835,
    "l": 53.529
  },
  "oklch": {
    "l": 0.72583,
    "c": 0.14333,
    "h": 153.5
  },
  "luminance": 0.40879
}

Semantic roles & 50–950 ramp

primary

#51C07B

secondary

#CE9FBC

accent

#51A4D6

background

#F9FDF9

surface

#F1FAF2

border

#CBD3CC

text

#0D140F

muted

#7E837E

Preview Lab

Preview with #51C07B

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

Preview Lab → · Contrast checker → · Palette generator →