#31C978#31C978

#31C978 is a light, vivid green. Relative luminance 0.438; OKLCH L 74.0% C 0.170 H 154.4°. Best body text is #000000 at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#31C978
RGB	rgb(49, 201, 120)
HSL	hsl(148, 61%, 49%)
HSV	hsv(148, 76%, 79%)
CMYK	cmyk(75.6%, 0%, 40.3%, 21.2%)
CIE-LAB	lab(72.08, -57.00, 29.61)
CIE-LCH	lch(72.08, 64.24, 152.55°)
OKLab	oklab(73.99% -0.1536 0.0736)
OKLCH	oklch(73.99% 0.17 154.4)
XYZ	xyz(25.5410, 43.7793, 24.8698)
Luminance	0.4378 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C978 #C93182

analogous

#36C931 #31C978 #31C9C4

triadic

#31C978 #7831C9 #C97831

tetradic

#31C978 #3136C9 #C93182 #C9C431

square

#31C978 #3136C9 #C93182 #C9C431

split-complementary

#31C978 #C431C9 #C93136

monochromatic

#19673D #25985B #31C978 #5FD898 #90E4B7

Accessibility & contrast

On white

2.15

#31C978 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.76

#31C978 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C978

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C978	#FFFFFF	#000000	##000000
##31C978	1.00	2.15	9.76	9.76
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.76	21.00	1.00	1.00
##000000	9.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B872

Deuteranopia (green-blind)

#B7AC7D

Tritanopia (blue-blind)

#00C7B5

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #31c978;
/* rgb */ color: rgb(49, 201, 120);
/* oklch */ color: oklch(74.0% 0.170 154.4);

Tailwind

colors: {
  custom: {
    50: '#80da9f',
    500: '#31c978',
    950: '#000000',
  },
}

SCSS

$custom: #31c978;
$custom-light: #80da9f;
$custom-dark: #000000;

JSON

{
  "hex": "#31c978",
  "rgb": {
    "r": 49,
    "g": 201,
    "b": 120
  },
  "hsl": {
    "h": 148.026,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.7399,
    "c": 0.17034,
    "h": 154.4
  },
  "luminance": 0.43782
}

Semantic roles & 50–950 ramp

primary

#31C978

secondary

#CF87AD

accent

#4499E4

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150E

muted

#7D837E

Preview Lab

Preview with #31C978

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

Preview Lab → · Contrast checker → · Palette generator →