#31B058#31B058

#31B058 is a light, vivid green. Relative luminance 0.324; OKLCH L 66.9% C 0.167 H 149.2°. Best body text is #000000 at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#31B058
RGB	rgb(49, 176, 88)
HSL	hsl(138, 56%, 44%)
HSV	hsv(138, 72%, 69%)
CMYK	cmyk(72.2%, 0%, 50%, 31%)
CIE-LAB	lab(63.68, -53.40, 35.22)
CIE-LCH	lch(63.68, 63.97, 146.59°)
OKLab	oklab(66.89% -0.1437 0.0855)
OKLCH	oklch(66.89% 0.167 149.2)
XYZ	xyz(18.5519, 32.4061, 14.5079)
Luminance	0.3241 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B058 #B03189

analogous

#4AB031 #31B058 #31B098

triadic

#31B058 #5831B0 #B05831

tetradic

#31B058 #314AB0 #B03189 #B09831

square

#31B058 #314AB0 #B03189 #B09831

split-complementary

#31B058 #9831B0 #B0314A

monochromatic

#165028 #248040 #31B058 #50CE77 #80DC9C

Accessibility & contrast

On white

2.81

#31B058 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.48

#31B058 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B058

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B058	#FFFFFF	#000000	##000000
##31B058	1.00	2.81	7.48	7.48
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.48	21.00	1.00	1.00
##000000	7.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A151

Deuteranopia (green-blind)

#A2965E

Tritanopia (blue-blind)

#00AD9B

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b058;
/* rgb */ color: rgb(49, 176, 88);
/* oklch */ color: oklch(66.9% 0.167 149.2);

Tailwind

colors: {
  custom: {
    50: '#7bc989',
    500: '#31b058',
    950: '#000000',
  },
}

SCSS

$custom: #31b058;
$custom-light: #7bc989;
$custom-dark: #000000;

JSON

{
  "hex": "#31b058",
  "rgb": {
    "r": 49,
    "g": 176,
    "b": 88
  },
  "hsl": {
    "h": 138.425,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.66891,
    "c": 0.16722,
    "h": 149.2
  },
  "luminance": 0.32408
}

Semantic roles & 50–950 ramp

primary

#31B058

secondary

#C578AD

accent

#48B1E0

background

#F8FCF8

surface

#EFF8F0

border

#CAD1CB

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #31B058

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

Preview Lab → · Contrast checker → · Palette generator →