#31B361#31B361

#31B361 is a light, vivid green. Relative luminance 0.338; OKLCH L 67.8% C 0.163 H 151.2°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#31B361
RGB	rgb(49, 179, 97)
HSL	hsl(142, 57%, 45%)
HSV	hsv(142, 73%, 70%)
CMYK	cmyk(72.6%, 0%, 45.8%, 29.8%)
CIE-LAB	lab(64.77, -53.02, 32.00)
CIE-LCH	lch(64.77, 61.93, 148.89°)
OKLab	oklab(67.83% -0.1427 0.0786)
OKLCH	oklch(67.83% 0.163 151.2)
XYZ	xyz(19.5427, 33.7540, 16.7922)
Luminance	0.3376 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B361 #B33183

analogous

#42B331 #31B361 #31B3A2

triadic

#31B361 #6131B3 #B36131

tetradic

#31B361 #3142B3 #B33183 #B3A231

square

#31B361 #3142B3 #B33183 #B3A231

split-complementary

#31B361 #A231B3 #B33142

monochromatic

#17532D #248347 #31B361 #52D080 #82DDA3

Accessibility & contrast

On white

2.71

#31B361 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#31B361 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B361

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B361	#FFFFFF	#000000	##000000
##31B361	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A45B

Deuteranopia (green-blind)

#A49967

Tritanopia (blue-blind)

#00B09F

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b361;
/* rgb */ color: rgb(49, 179, 97);
/* oklch */ color: oklch(67.8% 0.163 151.2);

Tailwind

colors: {
  custom: {
    50: '#7bcb8f',
    500: '#31b361',
    950: '#000000',
  },
}

SCSS

$custom: #31b361;
$custom-light: #7bcb8f;
$custom-dark: #000000;

JSON

{
  "hex": "#31b361",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 97
  },
  "hsl": {
    "h": 142.154,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.67833,
    "c": 0.16288,
    "h": 151.2
  },
  "luminance": 0.33756
}

Semantic roles & 50–950 ramp

primary

#31B361

secondary

#C67AAA

accent

#48A8E0

background

#F8FCF8

surface

#EFF9F0

border

#CAD2CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #31B361

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

Preview Lab → · Contrast checker → · Palette generator →