#31B641#31B641

#31B641 is a light, vivid green. Relative luminance 0.345; OKLCH L 68.2% C 0.194 H 144.7°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#31B641
RGB	rgb(49, 182, 65)
HSL	hsl(127, 58%, 45%)
HSV	hsv(127, 73%, 71%)
CMYK	cmyk(73.1%, 0%, 64.3%, 28.6%)
CIE-LAB	lab(65.35, -58.56, 48.08)
CIE-LCH	lch(65.35, 75.77, 140.61°)
OKLab	oklab(68.19% -0.1582 0.1119)
OKLCH	oklch(68.19% 0.194 144.7)
XYZ	xyz(18.9474, 34.4884, 10.6584)
Luminance	0.3449 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B641 #B631A6

analogous

#63B631 #31B641 #31B683

triadic

#31B641 #4131B6 #B64131

tetradic

#31B641 #3163B6 #B631A6 #B68331

square

#31B641 #3163B6 #B631A6 #B68331

split-complementary

#31B641 #8331B6 #B63163

monochromatic

#17561F #248630 #31B641 #53D162 #84DE8E

Accessibility & contrast

On white

2.66

#31B641 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#31B641 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B641

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B641	#FFFFFF	#000000	##000000
##31B641	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A533

Deuteranopia (green-blind)

#AA9B4B

Tritanopia (blue-blind)

#00B19E

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b641;
/* rgb */ color: rgb(49, 182, 65);
/* oklch */ color: oklch(68.2% 0.194 144.7);

Tailwind

colors: {
  custom: {
    50: '#7dcd7a',
    500: '#31b641',
    950: '#000000',
  },
}

SCSS

$custom: #31b641;
$custom-light: #7dcd7a;
$custom-dark: #000000;

JSON

{
  "hex": "#31b641",
  "rgb": {
    "r": 49,
    "g": 182,
    "b": 65
  },
  "hsl": {
    "h": 127.218,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.68191,
    "c": 0.19379,
    "h": 144.7
  },
  "luminance": 0.34491
}

Semantic roles & 50–950 ramp

primary

#31B641

secondary

#C77CBE

accent

#47CEE1

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #31B641

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

Preview Lab → · Contrast checker → · Palette generator →