#31C963#31C963

#31C963 is a light, vivid green. Relative luminance 0.433; OKLCH L 73.6% C 0.189 H 149.4°. Best body text is #000000 at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#31C963
RGB	rgb(49, 201, 99)
HSL	hsl(140, 61%, 49%)
HSV	hsv(140, 76%, 79%)
CMYK	cmyk(75.6%, 0%, 50.7%, 21.2%)
CIE-LAB	lab(71.77, -60.55, 39.81)
CIE-LCH	lch(71.77, 72.46, 146.67°)
OKLab	oklab(73.64% -0.1627 0.0964)
OKLCH	oklch(73.64% 0.189 149.4)
XYZ	xyz(24.4034, 43.3242, 18.8782)
Luminance	0.4333 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C963 #C93197

analogous

#4BC931 #31C963 #31C9AF

triadic

#31C963 #6331C9 #C96331

tetradic

#31C963 #314BC9 #C93197 #C9AF31

square

#31C963 #314BC9 #C93197 #C9AF31

split-complementary

#31C963 #AF31C9 #C9314B

monochromatic

#196733 #25984B #31C963 #5FD887 #90E4AC

Accessibility & contrast

On white

2.17

#31C963 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.67

#31C963 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C963

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C963	#FFFFFF	#000000	##000000
##31C963	1.00	2.17	9.67	9.67
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.67	21.00	1.00	1.00
##000000	9.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB75A

Deuteranopia (green-blind)

#B9AB6B

Tritanopia (blue-blind)

#00C5B1

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #31c963;
/* rgb */ color: rgb(49, 201, 99);
/* oklch */ color: oklch(73.6% 0.189 149.4);

Tailwind

colors: {
  custom: {
    50: '#80db91',
    500: '#31c963',
    950: '#000000',
  },
}

SCSS

$custom: #31c963;
$custom-light: #80db91;
$custom-dark: #000000;

JSON

{
  "hex": "#31c963",
  "rgb": {
    "r": 49,
    "g": 201,
    "b": 99
  },
  "hsl": {
    "h": 139.737,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.73637,
    "c": 0.18912,
    "h": 149.4
  },
  "luminance": 0.43327
}

Semantic roles & 50–950 ramp

primary

#31C963

secondary

#CF87B7

accent

#44AFE4

background

#F8FDF9

surface

#F0FBF1

border

#CBD4CB

text

#0C150D

muted

#7D837E

Preview Lab

Preview with #31C963

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

Preview Lab → · Contrast checker → · Palette generator →