#31B453#31B453

#31B453 is a light, vivid green. Relative luminance 0.339; OKLCH L 67.9% C 0.177 H 147.8°. Best body text is #000000 at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#31B453
RGB	rgb(49, 180, 83)
HSL	hsl(136, 57%, 45%)
HSV	hsv(136, 73%, 71%)
CMYK	cmyk(72.8%, 0%, 53.9%, 29.4%)
CIE-LAB	lab(64.90, -55.59, 39.21)
CIE-LCH	lch(64.90, 68.02, 144.80°)
OKLab	oklab(67.88% -0.1496 0.0941)
OKLCH	oklch(67.88% 0.177 147.8)
XYZ	xyz(19.1478, 33.9178, 13.7196)
Luminance	0.3392 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B453 #B43192

analogous

#50B431 #31B453 #31B495

triadic

#31B453 #5331B4 #B45331

tetradic

#31B453 #3150B4 #B43192 #B49531

square

#31B453 #3150B4 #B43192 #B49531

split-complementary

#31B453 #9531B4 #B43150

monochromatic

#175427 #24843D #31B453 #52D073 #82DD9A

Accessibility & contrast

On white

2.70

#31B453 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.78

#31B453 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B453

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B453	#FFFFFF	#000000	##000000
##31B453	1.00	2.70	7.78	7.78
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.78	21.00	1.00	1.00
##000000	7.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A44A

Deuteranopia (green-blind)

#A7995A

Tritanopia (blue-blind)

#00B09E

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b453;
/* rgb */ color: rgb(49, 180, 83);
/* oklch */ color: oklch(67.9% 0.177 147.8);

Tailwind

colors: {
  custom: {
    50: '#7ccc86',
    500: '#31b453',
    950: '#000000',
  },
}

SCSS

$custom: #31b453;
$custom-light: #7ccc86;
$custom-dark: #000000;

JSON

{
  "hex": "#31b453",
  "rgb": {
    "r": 49,
    "g": 180,
    "b": 83
  },
  "hsl": {
    "h": 135.573,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.67879,
    "c": 0.17678,
    "h": 147.8
  },
  "luminance": 0.3392
}

Semantic roles & 50–950 ramp

primary

#31B453

secondary

#C67BB3

accent

#47B9E0

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #31B453

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

Preview Lab → · Contrast checker → · Palette generator →