#31B972#31B972

#31B972 is a light, vivid green. Relative luminance 0.366; OKLCH L 69.7% C 0.155 H 155.3°. Best body text is #000000 at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#31B972
RGB	rgb(49, 185, 114)
HSL	hsl(149, 58%, 46%)
HSV	hsv(149, 74%, 73%)
CMYK	cmyk(73.5%, 0%, 38.4%, 27.5%)
CIE-LAB	lab(66.95, -52.17, 25.95)
CIE-LCH	lch(66.95, 58.27, 153.55°)
OKLab	oklab(69.72% -0.1408 0.0649)
OKLCH	oklch(69.72% 0.155 155.3)
XYZ	xyz(21.6508, 36.5633, 21.8327)
Luminance	0.3657 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B972 #B93178

analogous

#34B931 #31B972 #31B9B6

triadic

#31B972 #7231B9 #B97231

tetradic

#31B972 #3134B9 #B93178 #B9B631

square

#31B972 #3134B9 #B93178 #B9B631

split-complementary

#31B972 #B631B9 #B93134

monochromatic

#175836 #248954 #31B972 #55D291 #86DFB0

Accessibility & contrast

On white

2.53

#31B972 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.31

#31B972 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B972

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B972	#FFFFFF	#000000	##000000
##31B972	1.00	2.53	8.31	8.31
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.31	21.00	1.00	1.00
##000000	8.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8AA6D

Deuteranopia (green-blind)

#A89E77

Tritanopia (blue-blind)

#00B7A7

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31b972;
/* rgb */ color: rgb(49, 185, 114);
/* oklch */ color: oklch(69.7% 0.155 155.3);

Tailwind

colors: {
  custom: {
    50: '#7ccf9b',
    500: '#31b972',
    950: '#000000',
  },
}

SCSS

$custom: #31b972;
$custom-light: #7ccf9b;
$custom-dark: #000000;

JSON

{
  "hex": "#31b972",
  "rgb": {
    "r": 49,
    "g": 185,
    "b": 114
  },
  "hsl": {
    "h": 148.676,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.69722,
    "c": 0.15507,
    "h": 155.3
  },
  "luminance": 0.36566
}

Semantic roles & 50–950 ramp

primary

#31B972

secondary

#C87DA5

accent

#4697E1

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B140E

muted

#7C827E

Preview Lab

Preview with #31B972

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

Preview Lab → · Contrast checker → · Palette generator →