#31B73E#31B73E

#31B73E is a light, vivid green. Relative luminance 0.349; OKLCH L 68.4% C 0.197 H 144.3°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#31B73E
RGB	rgb(49, 183, 62)
HSL	hsl(126, 58%, 45%)
HSV	hsv(126, 73%, 72%)
CMYK	cmyk(73.2%, 0%, 66.1%, 28.2%)
CIE-LAB	lab(65.64, -59.21, 49.69)
CIE-LCH	lch(65.64, 77.30, 139.99°)
OKLab	oklab(68.43% -0.1601 0.115)
OKLCH	oklch(68.43% 0.197 144.3)
XYZ	xyz(19.0684, 34.8656, 10.2813)
Luminance	0.3487 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B73E #B731AA

analogous

#67B731 #31B73E #31B781

triadic

#31B73E #3E31B7 #B73E31

tetradic

#31B73E #3167B7 #B731AA #B78131

square

#31B73E #3167B7 #B731AA #B78131

split-complementary

#31B73E #8131B7 #B73167

monochromatic

#17561D #24872E #31B73E #54D160 #84DE8D

Accessibility & contrast

On white

2.63

#31B73E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.97

#31B73E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B73E

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B73E	#FFFFFF	#000000	##000000
##31B73E	1.00	2.63	7.97	7.97
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.97	21.00	1.00	1.00
##000000	7.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA62E

Deuteranopia (green-blind)

#AB9B49

Tritanopia (blue-blind)

#00B29E

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b73e;
/* rgb */ color: rgb(49, 183, 62);
/* oklch */ color: oklch(68.4% 0.197 144.3);

Tailwind

colors: {
  custom: {
    50: '#7ece79',
    500: '#31b73e',
    950: '#000000',
  },
}

SCSS

$custom: #31b73e;
$custom-light: #7ece79;
$custom-dark: #000000;

JSON

{
  "hex": "#31b73e",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 62
  },
  "hsl": {
    "h": 125.821,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.68427,
    "c": 0.19714,
    "h": 144.3
  },
  "luminance": 0.34868
}

Semantic roles & 50–950 ramp

primary

#31B73E

secondary

#C87CC0

accent

#47D2E1

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #31B73E

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

Preview Lab → · Contrast checker → · Palette generator →