#31903F#31903F

#31903F is a mid, vivid green. Relative luminance 0.210; OKLCH L 57.9% C 0.148 H 145.9°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#31903F
RGB	rgb(49, 144, 63)
HSL	hsl(129, 49%, 38%)
HSV	hsv(129, 66%, 56%)
CMYK	cmyk(66%, 0%, 56.3%, 43.5%)
CIE-LAB	lab(52.90, -45.21, 34.66)
CIE-LCH	lch(52.90, 56.97, 142.53°)
OKLab	oklab(57.88% -0.1222 0.0828)
OKLCH	oklch(57.88% 0.148 145.9)
XYZ	xyz(12.1363, 20.9571, 8.1072)
Luminance	0.2096 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31903F #903182

analogous

#529031 #31903F #31906E

triadic

#31903F #3F3190 #903F31

tetradic

#31903F #315290 #903182 #906E31

square

#31903F #315290 #903182 #906E31

split-complementary

#31903F #6E3190 #903152

monochromatic

#123517 #21622B #31903F #41BE53 #6ECE7C

Accessibility & contrast

On white

4.04

#31903F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#31903F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31903F

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31903F	#FFFFFF	#000000	##000000
##31903F	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928337

Deuteranopia (green-blind)

#867B45

Tritanopia (blue-blind)

#168D7E

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #31903f;
/* rgb */ color: rgb(49, 144, 63);
/* oklch */ color: oklch(57.9% 0.148 145.9);

Tailwind

colors: {
  custom: {
    50: '#75b176',
    500: '#31903f',
    950: '#000000',
  },
}

SCSS

$custom: #31903f;
$custom-light: #75b176;
$custom-dark: #000000;

JSON

{
  "hex": "#31903f",
  "rgb": {
    "r": 49,
    "g": 144,
    "b": 63
  },
  "hsl": {
    "h": 128.842,
    "s": 49.223,
    "l": 37.843
  },
  "oklch": {
    "l": 0.57883,
    "c": 0.14759,
    "h": 145.9
  },
  "luminance": 0.20958
}

Semantic roles & 50–950 ramp

primary

#31903F

secondary

#B568AA

accent

#4FC4D9

background

#F7FBF7

surface

#EEF6ED

border

#C9D0C8

text

#091109

muted

#7B807B

Preview Lab

Preview with #31903F

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

Preview Lab → · Contrast checker → · Palette generator →