#31BC40#31BC40

#31BC40 is a light, highly saturated green. Relative luminance 0.370; OKLCH L 69.8% C 0.202 H 144.5°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#31BC40
RGB	rgb(49, 188, 64)
HSL	hsl(126, 59%, 46%)
HSV	hsv(126, 74%, 74%)
CMYK	cmyk(73.9%, 0%, 66%, 26.3%)
CIE-LAB	lab(67.27, -60.66, 50.63)
CIE-LCH	lch(67.27, 79.01, 140.15°)
OKLab	oklab(69.78% -0.164 0.1172)
OKLCH	oklch(69.78% 0.202 144.5)
XYZ	xyz(20.1739, 36.9873, 10.9255)
Luminance	0.3699 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BC40 #BC31AD

analogous

#68BC31 #31BC40 #31BC86

triadic

#31BC40 #4031BC #BC4031

tetradic

#31BC40 #3168BC #BC31AD #BC8631

square

#31BC40 #3168BC #BC31AD #BC8631

split-complementary

#31BC40 #8631BC #BC3168

monochromatic

#185B1F #248B2F #31BC40 #57D364 #88E091

Accessibility & contrast

On white

2.50

#31BC40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#31BC40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BC40

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BC40	#FFFFFF	#000000	##000000
##31BC40	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAA30

Deuteranopia (green-blind)

#B0A04B

Tritanopia (blue-blind)

#00B7A2

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #31bc40;
/* rgb */ color: rgb(49, 188, 64);
/* oklch */ color: oklch(69.8% 0.202 144.5);

Tailwind

colors: {
  custom: {
    50: '#7fd17a',
    500: '#31bc40',
    950: '#000000',
  },
}

SCSS

$custom: #31bc40;
$custom-light: #7fd17a;
$custom-dark: #000000;

JSON

{
  "hex": "#31bc40",
  "rgb": {
    "r": 49,
    "g": 188,
    "b": 64
  },
  "hsl": {
    "h": 126.475,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.6978,
    "c": 0.20155,
    "h": 144.5
  },
  "luminance": 0.3699
}

Semantic roles & 50–950 ramp

primary

#31BC40

secondary

#CA7FC2

accent

#46D1E2

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0C140A

muted

#7D837C

Preview Lab

Preview with #31BC40

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

Preview Lab → · Contrast checker → · Palette generator →