#31B839#31B839

#31B839 is a light, highly saturated green. Relative luminance 0.352; OKLCH L 68.6% C 0.202 H 143.7°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#31B839
RGB	rgb(49, 184, 57)
HSL	hsl(124, 58%, 46%)
HSV	hsv(124, 73%, 72%)
CMYK	cmyk(73.4%, 0%, 69%, 27.8%)
CIE-LAB	lab(65.93, -60.03, 52.05)
CIE-LCH	lch(65.93, 79.45, 139.08°)
OKLab	oklab(68.65% -0.1626 0.1194)
OKLCH	oklch(68.65% 0.202 143.7)
XYZ	xyz(19.1444, 35.2272, 9.6607)
Luminance	0.3523 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B839 #B831B0

analogous

#6CB831 #31B839 #31B87D

triadic

#31B839 #3931B8 #B83931

tetradic

#31B839 #316CB8 #B831B0 #B87D31

square

#31B839 #316CB8 #B831B0 #B87D31

split-complementary

#31B839 #7D31B8 #B8316C

monochromatic

#17571B #24882A #31B839 #55D25C #85DE8A

Accessibility & contrast

On white

2.61

#31B839 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#31B839 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B839

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B839	#FFFFFF	#000000	##000000
##31B839	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA727

Deuteranopia (green-blind)

#AC9C45

Tritanopia (blue-blind)

#00B39E

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b839;
/* rgb */ color: rgb(49, 184, 57);
/* oklch */ color: oklch(68.6% 0.202 143.7);

Tailwind

colors: {
  custom: {
    50: '#7ecf76',
    500: '#31b839',
    950: '#000000',
  },
}

SCSS

$custom: #31b839;
$custom-light: #7ecf76;
$custom-dark: #000000;

JSON

{
  "hex": "#31b839",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 57
  },
  "hsl": {
    "h": 123.556,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.68647,
    "c": 0.20172,
    "h": 143.7
  },
  "luminance": 0.35229
}

Semantic roles & 50–950 ramp

primary

#31B839

secondary

#C87DC4

accent

#47D8E1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #31B839

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

Preview Lab → · Contrast checker → · Palette generator →