#31C057#31C057

#31C057 is a light, vivid green. Relative luminance 0.390; OKLCH L 71.1% C 0.188 H 147.8°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#31C057
RGB	rgb(49, 192, 87)
HSL	hsl(136, 59%, 47%)
HSV	hsv(136, 74%, 75%)
CMYK	cmyk(74.5%, 0%, 54.7%, 24.7%)
CIE-LAB	lab(68.78, -59.20, 41.97)
CIE-LCH	lch(68.78, 72.57, 144.67°)
OKLab	oklab(71.11% -0.1593 0.1005)
OKLCH	oklch(71.11% 0.188 147.8)
XYZ	xyz(21.8349, 39.0378, 15.3993)
Luminance	0.3904 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C057 #C0319A

analogous

#53C031 #31C057 #31C09F

triadic

#31C057 #5731C0 #C05731

tetradic

#31C057 #3153C0 #C0319A #C09F31

square

#31C057 #3153C0 #C0319A #C09F31

split-complementary

#31C057 #9F31C0 #C03153

monochromatic

#185E2B #258F41 #31C057 #59D57A #8AE1A1

Accessibility & contrast

On white

2.38

#31C057 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#31C057 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C057

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C057	#FFFFFF	#000000	##000000
##31C057	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AF4D

Deuteranopia (green-blind)

#B2A35F

Tritanopia (blue-blind)

#00BCA8

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #31c057;
/* rgb */ color: rgb(49, 192, 87);
/* oklch */ color: oklch(71.1% 0.188 147.8);

Tailwind

colors: {
  custom: {
    50: '#7fd489',
    500: '#31c057',
    950: '#000000',
  },
}

SCSS

$custom: #31c057;
$custom-light: #7fd489;
$custom-dark: #000000;

JSON

{
  "hex": "#31c057",
  "rgb": {
    "r": 49,
    "g": 192,
    "b": 87
  },
  "hsl": {
    "h": 135.944,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.71108,
    "c": 0.18832,
    "h": 147.8
  },
  "luminance": 0.3904
}

Semantic roles & 50–950 ramp

primary

#31C057

secondary

#CB82B8

accent

#45B9E3

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #31C057

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

Preview Lab → · Contrast checker → · Palette generator →