#31B135#31B135

#31B135 is a light, vivid green. Relative luminance 0.324; OKLCH L 66.7% C 0.196 H 143.4°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#31B135
RGB	rgb(49, 177, 53)
HSL	hsl(122, 57%, 44%)
HSV	hsv(122, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 70.1%, 30.6%)
CIE-LAB	lab(63.63, -58.09, 51.21)
CIE-LCH	lch(63.63, 77.44, 138.60°)
OKLab	oklab(66.74% -0.1575 0.1172)
OKLCH	oklch(66.74% 0.196 143.4)
XYZ	xyz(17.6303, 32.3523, 8.6830)
Luminance	0.3235 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B135 #B131AD

analogous

#6DB131 #31B135 #31B175

triadic

#31B135 #3531B1 #B13531

tetradic

#31B135 #316DB1 #B131AD #B17531

square

#31B135 #316DB1 #B131AD #B17531

split-complementary

#31B135 #7531B1 #B1316D

monochromatic

#165118 #248127 #31B135 #51CF54 #80DC83

Accessibility & contrast

On white

2.81

#31B135 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#31B135 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B135

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B135	#FFFFFF	#000000	##000000
##31B135	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A022

Deuteranopia (green-blind)

#A69641

Tritanopia (blue-blind)

#00AC98

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b135;
/* rgb */ color: rgb(49, 177, 53);
/* oklch */ color: oklch(66.7% 0.196 143.4);

Tailwind

colors: {
  custom: {
    50: '#7dc973',
    500: '#31b135',
    950: '#000000',
  },
}

SCSS

$custom: #31b135;
$custom-light: #7dc973;
$custom-dark: #000000;

JSON

{
  "hex": "#31b135",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 53
  },
  "hsl": {
    "h": 121.875,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.66736,
    "c": 0.19631,
    "h": 143.4
  },
  "luminance": 0.32354
}

Semantic roles & 50–950 ramp

primary

#31B135

secondary

#C579C3

accent

#48DBE0

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #31B135

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

Preview Lab → · Contrast checker → · Palette generator →