#31B242#31B242

#31B242 is a light, vivid green. Relative luminance 0.329; OKLCH L 67.1% C 0.188 H 145.0°. Best body text is #000000 at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#31B242
RGB	rgb(49, 178, 66)
HSL	hsl(128, 57%, 45%)
HSV	hsv(128, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 62.9%, 30.2%)
CIE-LAB	lab(64.07, -57.09, 46.21)
CIE-LCH	lch(64.07, 73.45, 141.01°)
OKLab	oklab(67.13% -0.1542 0.108)
OKLCH	oklch(67.13% 0.188 145)
XYZ	xyz(18.1692, 32.8851, 10.5431)
Luminance	0.3289 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B242 #B231A1

analogous

#61B231 #31B242 #31B283

triadic

#31B242 #4231B2 #B24231

tetradic

#31B242 #3161B2 #B231A1 #B28331

square

#31B242 #3161B2 #B231A1 #B28331

split-complementary

#31B242 #8331B2 #B23161

monochromatic

#17521E #248230 #31B242 #51CF62 #81DC8D

Accessibility & contrast

On white

2.77

#31B242 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.58

#31B242 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B242

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B242	#FFFFFF	#000000	##000000
##31B242	1.00	2.77	7.58	7.58
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.58	21.00	1.00	1.00
##000000	7.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A235

Deuteranopia (green-blind)

#A6974C

Tritanopia (blue-blind)

#00AD9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #31b242;
/* rgb */ color: rgb(49, 178, 66);
/* oklch */ color: oklch(67.1% 0.188 145.0);

Tailwind

colors: {
  custom: {
    50: '#7cca7b',
    500: '#31b242',
    950: '#000000',
  },
}

SCSS

$custom: #31b242;
$custom-light: #7cca7b;
$custom-dark: #000000;

JSON

{
  "hex": "#31b242",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 66
  },
  "hsl": {
    "h": 127.907,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67132,
    "c": 0.18827,
    "h": 145
  },
  "luminance": 0.32887
}

Semantic roles & 50–950 ramp

primary

#31B242

secondary

#C579BB

accent

#48CCE0

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #31B242

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

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