#31B940#31B940

#31B940 is a light, vivid green. Relative luminance 0.357; OKLCH L 69.0% C 0.198 H 144.5°. Best body text is #000000 at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#31B940
RGB	rgb(49, 185, 64)
HSL	hsl(127, 58%, 46%)
HSV	hsv(127, 74%, 73%)
CMYK	cmyk(73.5%, 0%, 65.4%, 27.5%)
CIE-LAB	lab(66.30, -59.66, 49.57)
CIE-LCH	lch(66.30, 77.57, 140.28°)
OKLab	oklab(68.98% -0.1613 0.1149)
OKLCH	oklch(68.98% 0.198 144.5)
XYZ	xyz(19.5397, 35.7188, 10.7141)
Luminance	0.3572 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B940 #B931AA

analogous

#66B931 #31B940 #31B984

triadic

#31B940 #4031B9 #B94031

tetradic

#31B940 #3166B9 #B931AA #B98431

square

#31B940 #3166B9 #B931AA #B98431

split-complementary

#31B940 #8431B9 #B93166

monochromatic

#17581F #24892F #31B940 #55D263 #86DF8F

Accessibility & contrast

On white

2.58

#31B940 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.14

#31B940 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B940

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B940	#FFFFFF	#000000	##000000
##31B940	1.00	2.58	8.14	8.14
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.14	21.00	1.00	1.00
##000000	8.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA831

Deuteranopia (green-blind)

#AD9D4B

Tritanopia (blue-blind)

#00B4A0

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #31b940;
/* rgb */ color: rgb(49, 185, 64);
/* oklch */ color: oklch(69.0% 0.198 144.5);

Tailwind

colors: {
  custom: {
    50: '#7ecf7a',
    500: '#31b940',
    950: '#000000',
  },
}

SCSS

$custom: #31b940;
$custom-light: #7ecf7a;
$custom-dark: #000000;

JSON

{
  "hex": "#31b940",
  "rgb": {
    "r": 49,
    "g": 185,
    "b": 64
  },
  "hsl": {
    "h": 126.618,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.68981,
    "c": 0.19805,
    "h": 144.5
  },
  "luminance": 0.35721
}

Semantic roles & 50–950 ramp

primary

#31B940

secondary

#C87DC0

accent

#46D0E1

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #31B940

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

Preview Lab → · Contrast checker → · Palette generator →