#31B75B#31B75B

#31B75B is a light, vivid green. Relative luminance 0.353; OKLCH L 68.8% C 0.174 H 149.3°. Best body text is #000000 at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#31B75B
RGB	rgb(49, 183, 91)
HSL	hsl(139, 58%, 45%)
HSV	hsv(139, 73%, 72%)
CMYK	cmyk(73.2%, 0%, 50.3%, 28.2%)
CIE-LAB	lab(65.96, -55.45, 36.56)
CIE-LCH	lch(65.96, 66.42, 146.61°)
OKLab	oklab(68.79% -0.1492 0.0887)
OKLCH	oklch(68.79% 0.174 149.3)
XYZ	xyz(20.0868, 35.2730, 15.6452)
Luminance	0.3528 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B75B #B7318D

analogous

#4AB731 #31B75B #31B79E

triadic

#31B75B #5B31B7 #B75B31

tetradic

#31B75B #314AB7 #B7318D #B79E31

square

#31B75B #314AB7 #B7318D #B79E31

split-complementary

#31B75B #9E31B7 #B7314A

monochromatic

#17562B #248743 #31B75B #54D17B #84DEA0

Accessibility & contrast

On white

2.61

#31B75B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.06

#31B75B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B75B

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B75B	#FFFFFF	#000000	##000000
##31B75B	1.00	2.61	8.06	8.06
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.06	21.00	1.00	1.00
##000000	8.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A753

Deuteranopia (green-blind)

#A99C62

Tritanopia (blue-blind)

#00B4A2

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b75b;
/* rgb */ color: rgb(49, 183, 91);
/* oklch */ color: oklch(68.8% 0.174 149.3);

Tailwind

colors: {
  custom: {
    50: '#7cce8b',
    500: '#31b75b',
    950: '#000000',
  },
}

SCSS

$custom: #31b75b;
$custom-light: #7cce8b;
$custom-dark: #000000;

JSON

{
  "hex": "#31b75b",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 91
  },
  "hsl": {
    "h": 138.806,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.68792,
    "c": 0.17353,
    "h": 149.3
  },
  "luminance": 0.35275
}

Semantic roles & 50–950 ramp

primary

#31B75B

secondary

#C87CB0

accent

#47B1E1

background

#F8FCF8

surface

#EFF9F0

border

#CAD2CB

text

#0B140C

muted

#7C827D

Preview Lab

Preview with #31B75B

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

Preview Lab → · Contrast checker → · Palette generator →