#31B974#31B974

#31B974 is a light, vivid green. Relative luminance 0.366; OKLCH L 69.8% C 0.153 H 155.9°. Best body text is #000000 at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#31B974
RGB	rgb(49, 185, 116)
HSL	hsl(150, 58%, 46%)
HSV	hsv(150, 74%, 73%)
CMYK	cmyk(73.5%, 0%, 37.3%, 27.5%)
CIE-LAB	lab(66.98, -51.78, 24.94)
CIE-LCH	lch(66.98, 57.48, 154.28°)
OKLab	oklab(69.76% -0.1399 0.0625)
OKLCH	oklch(69.76% 0.153 155.9)
XYZ	xyz(21.7659, 36.6093, 22.4388)
Luminance	0.3661 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B974 #B93176

analogous

#32B931 #31B974 #31B9B8

triadic

#31B974 #7431B9 #B97431

tetradic

#31B974 #3132B9 #B93176 #B9B831

square

#31B974 #3132B9 #B93176 #B9B831

split-complementary

#31B974 #B831B9 #B93132

monochromatic

#175837 #248956 #31B974 #55D293 #86DFB2

Accessibility & contrast

On white

2.52

#31B974 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.32

#31B974 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B974

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B974	#FFFFFF	#000000	##000000
##31B974	1.00	2.52	8.32	8.32
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.32	21.00	1.00	1.00
##000000	8.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8AA6F

Deuteranopia (green-blind)

#A89E79

Tritanopia (blue-blind)

#00B7A7

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31b974;
/* rgb */ color: rgb(49, 185, 116);
/* oklch */ color: oklch(69.8% 0.153 155.9);

Tailwind

colors: {
  custom: {
    50: '#7ccf9c',
    500: '#31b974',
    950: '#000000',
  },
}

SCSS

$custom: #31b974;
$custom-light: #7ccf9c;
$custom-dark: #000000;

JSON

{
  "hex": "#31b974",
  "rgb": {
    "r": 49,
    "g": 185,
    "b": 116
  },
  "hsl": {
    "h": 149.559,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.69762,
    "c": 0.15323,
    "h": 155.9
  },
  "luminance": 0.36612
}

Semantic roles & 50–950 ramp

primary

#31B974

secondary

#C87DA3

accent

#4695E1

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B140E

muted

#7C827E

Preview Lab

Preview with #31B974

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

Preview Lab → · Contrast checker → · Palette generator →