#51903E#51903E

#51903E is a mid, vivid green. Relative luminance 0.220; OKLCH L 59.2% C 0.133 H 139.0°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#51903E
RGB	rgb(81, 144, 62)
HSL	hsl(106, 40%, 40%)
HSV	hsv(106, 57%, 56%)
CMYK	cmyk(43.8%, 0%, 56.9%, 43.5%)
CIE-LAB	lab(54.07, -36.50, 36.83)
CIE-LCH	lch(54.07, 51.86, 134.74°)
OKLab	oklab(59.17% -0.1002 0.0873)
OKLCH	oklch(59.17% 0.133 139)
XYZ	xyz(14.2356, 22.0428, 8.0611)
Luminance	0.2204 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51903E #7D3E90

analogous

#7A903E #51903E #3E9054

triadic

#51903E #3E5190 #903E51

tetradic

#51903E #3E7A90 #7D3E90 #90543E

square

#51903E #3E7A90 #7D3E90 #90543E

split-complementary

#51903E #543E90 #903E7A

monochromatic

#213A19 #39652C #51903E #6CB655 #91C880

Accessibility & contrast

On white

3.88

#51903E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#51903E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51903E

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51903E	#FFFFFF	#000000	##000000
##51903E	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948536

Deuteranopia (green-blind)

#8B7F44

Tritanopia (blue-blind)

#4D8C7E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #51903e;
/* rgb */ color: rgb(81, 144, 62);
/* oklch */ color: oklch(59.2% 0.133 139.0);

Tailwind

colors: {
  custom: {
    50: '#86b176',
    500: '#51903e',
    950: '#000000',
  },
}

SCSS

$custom: #51903e;
$custom-light: #86b176;
$custom-dark: #000000;

JSON

{
  "hex": "#51903e",
  "rgb": {
    "r": 81,
    "g": 144,
    "b": 62
  },
  "hsl": {
    "h": 106.098,
    "s": 39.806,
    "l": 40.392
  },
  "oklch": {
    "l": 0.59169,
    "c": 0.13289,
    "h": 139
  },
  "luminance": 0.22044
}

Semantic roles & 50–950 ramp

primary

#51903E

secondary

#A577B2

accent

#58D0B4

background

#F8FAF7

surface

#F0F5ED

border

#CBCFC8

text

#0B1108

muted

#7C807B

Preview Lab

Preview with #51903E

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

Preview Lab → · Contrast checker → · Palette generator →