#51AB2C#51AB2C

#51AB2C is a light, vivid green. Relative luminance 0.311; OKLCH L 66.1% C 0.182 H 138.3°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#51AB2C
RGB	rgb(81, 171, 44)
HSL	hsl(103, 59%, 42%)
HSV	hsv(103, 74%, 67%)
CMYK	cmyk(52.6%, 0%, 74.3%, 32.9%)
CIE-LAB	lab(62.55, -49.30, 53.80)
CIE-LCH	lch(62.55, 72.97, 132.50°)
OKLab	oklab(66.08% -0.1361 0.1211)
OKLCH	oklch(66.08% 0.182 138.3)
XYZ	xyz(18.4102, 31.0556, 7.4066)
Luminance	0.3106 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AB2C #862CAB

analogous

#90AB2C #51AB2C #2CAB47

triadic

#51AB2C #2C51AB #AB2C51

tetradic

#51AB2C #2C90AB #862CAB #AB472C

square

#51AB2C #2C90AB #862CAB #AB472C

split-complementary

#51AB2C #472CAB #AB2C90

monochromatic

#234A13 #3A7A1F #51AB2C #6DCF45 #93DC76

Accessibility & contrast

On white

2.91

#51AB2C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#51AB2C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AB2C

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AB2C	#FFFFFF	#000000	##000000
##51AB2C	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09C13

Deuteranopia (green-blind)

#A59439

Tritanopia (blue-blind)

#4AA592

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #51ab2c;
/* rgb */ color: rgb(81, 171, 44);
/* oklch */ color: oklch(66.1% 0.182 138.3);

Tailwind

colors: {
  custom: {
    50: '#8bc56e',
    500: '#51ab2c',
    950: '#000000',
  },
}

SCSS

$custom: #51ab2c;
$custom-light: #8bc56e;
$custom-dark: #000000;

JSON

{
  "hex": "#51ab2c",
  "rgb": {
    "r": 81,
    "g": 171,
    "b": 44
  },
  "hsl": {
    "h": 102.52,
    "s": 59.07,
    "l": 42.157
  },
  "oklch": {
    "l": 0.66082,
    "c": 0.18221,
    "h": 138.3
  },
  "luminance": 0.31057
}

Semantic roles & 50–950 ramp

primary

#51AB2C

secondary

#AB6FC3

accent

#46E2B5

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #51AB2C

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

Preview Lab → · Contrast checker → · Palette generator →