#51AE39#51AE39

#51AE39 is a light, vivid green. Relative luminance 0.323; OKLCH L 67.0% C 0.177 H 139.8°. Best body text is #000000 at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#51AE39
RGB	rgb(81, 174, 57)
HSL	hsl(108, 51%, 45%)
HSV	hsv(108, 67%, 68%)
CMYK	cmyk(53.4%, 0%, 67.2%, 31.8%)
CIE-LAB	lab(63.60, -49.40, 49.83)
CIE-LCH	lch(63.60, 70.16, 134.75°)
OKLab	oklab(66.97% -0.1356 0.1145)
OKLCH	oklch(66.97% 0.177 139.8)
XYZ	xyz(19.2671, 32.3153, 9.0923)
Luminance	0.3232 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AE39 #9639AE

analogous

#8CAE39 #51AE39 #39AE5B

triadic

#51AE39 #3951AE #AE3951

tetradic

#51AE39 #398CAE #9639AE #AE5B39

square

#51AE39 #398CAE #9639AE #AE5B39

split-complementary

#51AE39 #5B39AE #AE398C

monochromatic

#26521B #3C802A #51AE39 #72C95B #99D889

Accessibility & contrast

On white

2.81

#51AE39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.46

#51AE39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AE39

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AE39	#FFFFFF	#000000	##000000
##51AE39	1.00	2.81	7.46	7.46
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.46	21.00	1.00	1.00
##000000	7.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F29

Deuteranopia (green-blind)

#A79743

Tritanopia (blue-blind)

#47A896

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #51ae39;
/* rgb */ color: rgb(81, 174, 57);
/* oklch */ color: oklch(67.0% 0.177 139.8);

Tailwind

colors: {
  custom: {
    50: '#8bc775',
    500: '#51ae39',
    950: '#000000',
  },
}

SCSS

$custom: #51ae39;
$custom-light: #8bc775;
$custom-dark: #000000;

JSON

{
  "hex": "#51ae39",
  "rgb": {
    "r": 81,
    "g": 174,
    "b": 57
  },
  "hsl": {
    "h": 107.692,
    "s": 50.649,
    "l": 45.294
  },
  "oklch": {
    "l": 0.66975,
    "c": 0.17746,
    "h": 139.8
  },
  "luminance": 0.32317
}

Semantic roles & 50–950 ramp

primary

#51AE39

secondary

#B580C3

accent

#4EDABD

background

#F9FCF7

surface

#F1F8ED

border

#CBD1C8

text

#0D1309

muted

#7E827B

Preview Lab

Preview with #51AE39

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

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