#31B937#31B937

#31B937 is a light, highly saturated green. Relative luminance 0.356; OKLCH L 68.9% C 0.204 H 143.5°. Best body text is #000000 at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#31B937
RGB	rgb(49, 185, 55)
HSL	hsl(123, 58%, 46%)
HSV	hsv(123, 74%, 73%)
CMYK	cmyk(73.5%, 0%, 70.3%, 27.5%)
CIE-LAB	lab(66.23, -60.54, 53.16)
CIE-LCH	lch(66.23, 80.57, 138.72°)
OKLab	oklab(68.9% -0.1641 0.1215)
OKLCH	oklch(68.9% 0.204 143.5)
XYZ	xyz(19.3039, 35.6245, 9.4726)
Luminance	0.3563 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B937 #B931B3

analogous

#6FB931 #31B937 #31B97B

triadic

#31B937 #3731B9 #B93731

tetradic

#31B937 #316FB9 #B931B3 #B97B31

square

#31B937 #316FB9 #B931B3 #B97B31

split-complementary

#31B937 #7B31B9 #B9316F

monochromatic

#17581A #248929 #31B937 #55D25B #86DF8A

Accessibility & contrast

On white

2.58

#31B937 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.13

#31B937 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B937

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B937	#FFFFFF	#000000	##000000
##31B937	1.00	2.58	8.13	8.13
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.13	21.00	1.00	1.00
##000000	8.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDA723

Deuteranopia (green-blind)

#AD9D44

Tritanopia (blue-blind)

#00B49F

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #31b937;
/* rgb */ color: rgb(49, 185, 55);
/* oklch */ color: oklch(68.9% 0.204 143.5);

Tailwind

colors: {
  custom: {
    50: '#7ecf75',
    500: '#31b937',
    950: '#000000',
  },
}

SCSS

$custom: #31b937;
$custom-light: #7ecf75;
$custom-dark: #000000;

JSON

{
  "hex": "#31b937",
  "rgb": {
    "r": 49,
    "g": 185,
    "b": 55
  },
  "hsl": {
    "h": 122.647,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.68897,
    "c": 0.20416,
    "h": 143.5
  },
  "luminance": 0.35627
}

Semantic roles & 50–950 ramp

primary

#31B937

secondary

#C87DC5

accent

#46DBE1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #31B937

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

Preview Lab → · Contrast checker → · Palette generator →