#31B129#31B129

#31B129 is a light, highly saturated green. Relative luminance 0.323; OKLCH L 66.6% C 0.203 H 142.2°. Best body text is #000000 at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#31B129
RGB	rgb(49, 177, 41)
HSL	hsl(116, 62%, 43%)
HSV	hsv(116, 77%, 69%)
CMYK	cmyk(72.3%, 0%, 76.8%, 30.6%)
CIE-LAB	lab(63.55, -59.06, 55.52)
CIE-LCH	lch(63.55, 81.06, 136.77°)
OKLab	oklab(66.64% -0.1607 0.1246)
OKLCH	oklch(66.64% 0.203 142.2)
XYZ	xyz(17.3880, 32.2554, 7.4069)
Luminance	0.3226 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B129 #A929B1

analogous

#75B129 #31B129 #29B165

triadic

#31B129 #2931B1 #B12931

tetradic

#31B129 #2975B1 #A929B1 #B16529

square

#31B129 #2975B1 #A929B1 #B16529

split-complementary

#31B129 #6529B1 #B12975

monochromatic

#154E12 #237F1D #31B129 #4CD444 #7CDF75

Accessibility & contrast

On white

2.82

#31B129 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.45

#31B129 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B129

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B129	#FFFFFF	#000000	##000000
##31B129	1.00	2.82	7.45	7.45
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.45	21.00	1.00	1.00
##000000	7.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A007

Deuteranopia (green-blind)

#A79638

Tritanopia (blue-blind)

#03AC97

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b129;
/* rgb */ color: rgb(49, 177, 41);
/* oklch */ color: oklch(66.6% 0.203 142.2);

Tailwind

colors: {
  custom: {
    50: '#7dc96d',
    500: '#31b129',
    950: '#000000',
  },
}

SCSS

$custom: #31b129;
$custom-light: #7dc96d;
$custom-dark: #000000;

JSON

{
  "hex": "#31b129",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 41
  },
  "hsl": {
    "h": 116.471,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.66644,
    "c": 0.20336,
    "h": 142.2
  },
  "luminance": 0.32257
}

Semantic roles & 50–950 ramp

primary

#31B129

secondary

#C16FC7

accent

#42E5DC

background

#F8FCF6

surface

#EFF8EC

border

#CAD1C7

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #31B129

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

Preview Lab → · Contrast checker → · Palette generator →