#31B229#31B229

#31B229 is a light, highly saturated green. Relative luminance 0.327; OKLCH L 66.9% C 0.204 H 142.2°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#31B229
RGB	rgb(49, 178, 41)
HSL	hsl(116, 63%, 43%)
HSV	hsv(116, 77%, 70%)
CMYK	cmyk(72.5%, 0%, 77%, 30.2%)
CIE-LAB	lab(63.88, -59.39, 55.84)
CIE-LCH	lch(63.88, 81.51, 136.77°)
OKLab	oklab(66.91% -0.1616 0.1253)
OKLCH	oklch(66.91% 0.204 142.2)
XYZ	xyz(17.5862, 32.6519, 7.4730)
Luminance	0.3265 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B229 #AA29B2

analogous

#76B229 #31B229 #29B265

triadic

#31B229 #2931B2 #B22931

tetradic

#31B229 #2976B2 #AA29B2 #B26529

square

#31B229 #2976B2 #AA29B2 #B26529

split-complementary

#31B229 #6529B2 #B22976

monochromatic

#164F12 #23801E #31B229 #4DD444 #7CDF76

Accessibility & contrast

On white

2.79

#31B229 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.53

#31B229 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B229

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B229	#FFFFFF	#000000	##000000
##31B229	1.00	2.79	7.53	7.53
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.53	21.00	1.00	1.00
##000000	7.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A106

Deuteranopia (green-blind)

#A89739

Tritanopia (blue-blind)

#01AD98

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #31b229;
/* rgb */ color: rgb(49, 178, 41);
/* oklch */ color: oklch(66.9% 0.204 142.2);

Tailwind

colors: {
  custom: {
    50: '#7dca6d',
    500: '#31b229',
    950: '#000000',
  },
}

SCSS

$custom: #31b229;
$custom-light: #7dca6d;
$custom-dark: #000000;

JSON

{
  "hex": "#31b229",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 41
  },
  "hsl": {
    "h": 116.496,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.66914,
    "c": 0.20446,
    "h": 142.2
  },
  "luminance": 0.32654
}

Semantic roles & 50–950 ramp

primary

#31B229

secondary

#C270C7

accent

#42E6DC

background

#F8FCF6

surface

#EFF9EC

border

#CAD2C7

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #31B229

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

Preview Lab → · Contrast checker → · Palette generator →