#51A827#51A827

#51A827 is a light, vivid green. Relative luminance 0.299; OKLCH L 65.3% C 0.181 H 137.7°. Best body text is #000000 at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#51A827
RGB	rgb(81, 168, 39)
HSL	hsl(100, 62%, 41%)
HSV	hsv(100, 77%, 66%)
CMYK	cmyk(51.8%, 0%, 76.8%, 34.1%)
CIE-LAB	lab(61.57, -48.48, 54.57)
CIE-LCH	lch(61.57, 72.99, 131.62°)
OKLab	oklab(65.26% -0.1342 0.122)
OKLCH	oklch(65.26% 0.181 137.7)
XYZ	xyz(17.7616, 29.8998, 6.7543)
Luminance	0.2990 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51A827 #7E27A8

analogous

#91A827 #51A827 #27A83D

triadic

#51A827 #2751A8 #A82751

tetradic

#51A827 #2791A8 #7E27A8 #A83D27

square

#51A827 #2791A8 #7E27A8 #A83D27

split-complementary

#51A827 #3D27A8 #A82791

monochromatic

#214510 #39761B #51A827 #6CD13B #91DD6C

Accessibility & contrast

On white

3.01

#51A827 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.98

#51A827 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51A827

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51A827	#FFFFFF	#000000	##000000
##51A827	1.00	3.01	6.98	6.98
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.98	21.00	1.00	1.00
##000000	6.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AD9907

Deuteranopia (green-blind)

#A29235

Tritanopia (blue-blind)

#4BA290

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #51a827;
/* rgb */ color: rgb(81, 168, 39);
/* oklch */ color: oklch(65.3% 0.181 137.7);

Tailwind

colors: {
  custom: {
    50: '#8bc26b',
    500: '#51a827',
    950: '#000000',
  },
}

SCSS

$custom: #51a827;
$custom-light: #8bc26b;
$custom-dark: #000000;

JSON

{
  "hex": "#51a827",
  "rgb": {
    "r": 81,
    "g": 168,
    "b": 39
  },
  "hsl": {
    "h": 100.465,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.65259,
    "c": 0.1814,
    "h": 137.7
  },
  "luminance": 0.29901
}

Semantic roles & 50–950 ramp

primary

#51A827

secondary

#A567C3

accent

#42E5B0

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1207

muted

#7E817A

Preview Lab

Preview with #51A827

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

Preview Lab → · Contrast checker → · Palette generator →