#31C539#31C539

#31C539 is a light, highly saturated green. Relative luminance 0.409; OKLCH L 72.1% C 0.216 H 143.5°. Best body text is #000000 at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#31C539
RGB	rgb(49, 197, 57)
HSL	hsl(123, 60%, 48%)
HSV	hsv(123, 75%, 77%)
CMYK	cmyk(75.1%, 0%, 71.1%, 22.7%)
CIE-LAB	lab(70.09, -64.22, 56.42)
CIE-LCH	lch(70.09, 85.49, 138.70°)
OKLab	oklab(72.11% -0.174 0.1286)
OKLCH	oklch(72.11% 0.216 143.5)
XYZ	xyz(21.9700, 40.8783, 10.6025)
Luminance	0.4088 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C539 #C531BD

analogous

#73C531 #31C539 #31C583

triadic

#31C539 #3931C5 #C53931

tetradic

#31C539 #3173C5 #C531BD #C58331

square

#31C539 #3173C5 #C531BD #C58331

split-complementary

#31C539 #8331C5 #C53173

monochromatic

#19631D #25942B #31C539 #5DD763 #8EE392

Accessibility & contrast

On white

2.29

#31C539 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.18

#31C539 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C539

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C539	#FFFFFF	#000000	##000000
##31C539	1.00	2.29	9.18	9.18
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.18	21.00	1.00	1.00
##000000	9.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B222

Deuteranopia (green-blind)

#B9A747

Tritanopia (blue-blind)

#00BFA9

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #31c539;
/* rgb */ color: rgb(49, 197, 57);
/* oklch */ color: oklch(72.1% 0.216 143.5);

Tailwind

colors: {
  custom: {
    50: '#81d877',
    500: '#31c539',
    950: '#000000',
  },
}

SCSS

$custom: #31c539;
$custom-light: #81d877;
$custom-dark: #000000;

JSON

{
  "hex": "#31c539",
  "rgb": {
    "r": 49,
    "g": 197,
    "b": 57
  },
  "hsl": {
    "h": 123.243,
    "s": 60.163,
    "l": 48.235
  },
  "oklch": {
    "l": 0.72106,
    "c": 0.21632,
    "h": 143.5
  },
  "luminance": 0.40881
}

Semantic roles & 50–950 ramp

primary

#31C539

secondary

#CD85C9

accent

#44DBE3

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0C1509

muted

#7D837B

Preview Lab

Preview with #31C539

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

Preview Lab → · Contrast checker → · Palette generator →