#51C187#51C187

#51C187 is a light, vivid green. Relative luminance 0.416; OKLCH L 73.1% C 0.134 H 157.8°. Best body text is #000000 at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#51C187
RGB	rgb(81, 193, 135)
HSL	hsl(149, 47%, 54%)
HSV	hsv(149, 58%, 76%)
CMYK	cmyk(58%, 0%, 30.1%, 24.3%)
CIE-LAB	lab(70.62, -45.35, 19.87)
CIE-LCH	lch(70.62, 49.51, 156.34°)
OKLab	oklab(73.09% -0.1238 0.0504)
OKLCH	oklch(73.09% 0.134 157.8)
XYZ	xyz(26.8342, 41.6360, 29.5394)
Luminance	0.4164 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C187 #C1518B

analogous

#53C151 #51C187 #51C1BF

triadic

#51C187 #8751C1 #C18751

tetradic

#51C187 #5153C1 #C1518B #C1BF51

square

#51C187 #5153C1 #C1518B #C1BF51

split-complementary

#51C187 #BF51C1 #C15153

monochromatic

#28704B #389D69 #51C187 #7ED1A6 #ABE1C5

Accessibility & contrast

On white

2.25

#51C187 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.33

#51C187 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C187

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C187	#FFFFFF	#000000	##000000
##51C187	1.00	2.25	9.33	9.33
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.33	21.00	1.00	1.00
##000000	9.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0B384

Deuteranopia (green-blind)

#B0A88B

Tritanopia (blue-blind)

#26C0B2

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #51c187;
/* rgb */ color: rgb(81, 193, 135);
/* oklch */ color: oklch(73.1% 0.134 157.8);

Tailwind

colors: {
  custom: {
    50: '#8bd4aa',
    500: '#51c187',
    950: '#000000',
  },
}

SCSS

$custom: #51c187;
$custom-light: #8bd4aa;
$custom-dark: #000000;

JSON

{
  "hex": "#51c187",
  "rgb": {
    "r": 81,
    "g": 193,
    "b": 135
  },
  "hsl": {
    "h": 148.929,
    "s": 47.458,
    "l": 53.725
  },
  "oklch": {
    "l": 0.7309,
    "c": 0.13367,
    "h": 157.8
  },
  "luminance": 0.41639
}

Semantic roles & 50–950 ramp

primary

#51C187

secondary

#CF9FB8

accent

#5196D7

background

#F9FDFA

surface

#F1FAF4

border

#CBD3CE

text

#0D1410

muted

#7E837F

Preview Lab

Preview with #51C187

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

Preview Lab → · Contrast checker → · Palette generator →