#31B13E#31B13E

#31B13E is a light, vivid green. Relative luminance 0.324; OKLCH L 66.8% C 0.190 H 144.5°. Best body text is #000000 at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#31B13E
RGB	rgb(49, 177, 62)
HSL	hsl(126, 57%, 44%)
HSV	hsv(126, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 65%, 30.6%)
CIE-LAB	lab(63.71, -57.20, 47.56)
CIE-LCH	lch(63.71, 74.39, 140.26°)
OKLab	oklab(66.82% -0.1547 0.1105)
OKLCH	oklch(66.82% 0.19 144.5)
XYZ	xyz(17.8571, 32.4431, 9.8775)
Luminance	0.3245 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B13E #B131A4

analogous

#64B131 #31B13E #31B17E

triadic

#31B13E #3E31B1 #B13E31

tetradic

#31B13E #3164B1 #B131A4 #B17E31

square

#31B13E #3164B1 #B131A4 #B17E31

split-complementary

#31B13E #7E31B1 #B13164

monochromatic

#16511C #24812D #31B13E #51CF5D #80DC8A

Accessibility & contrast

On white

2.80

#31B13E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.49

#31B13E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B13E

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B13E	#FFFFFF	#000000	##000000
##31B13E	1.00	2.80	7.49	7.49
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.49	21.00	1.00	1.00
##000000	7.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A130

Deuteranopia (green-blind)

#A59648

Tritanopia (blue-blind)

#00AC99

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b13e;
/* rgb */ color: rgb(49, 177, 62);
/* oklch */ color: oklch(66.8% 0.190 144.5);

Tailwind

colors: {
  custom: {
    50: '#7cc978',
    500: '#31b13e',
    950: '#000000',
  },
}

SCSS

$custom: #31b13e;
$custom-light: #7cc978;
$custom-dark: #000000;

JSON

{
  "hex": "#31b13e",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 62
  },
  "hsl": {
    "h": 126.094,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.66821,
    "c": 0.19007,
    "h": 144.5
  },
  "luminance": 0.32445
}

Semantic roles & 50–950 ramp

primary

#31B13E

secondary

#C579BD

accent

#48D0E0

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #31B13E

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

Preview Lab → · Contrast checker → · Palette generator →