#31BF3B#31BF3B

#31BF3B is a light, highly saturated green. Relative luminance 0.382; OKLCH L 70.5% C 0.208 H 143.8°. Best body text is #000000 at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#31BF3B
RGB	rgb(49, 191, 59)
HSL	hsl(124, 59%, 47%)
HSV	hsv(124, 74%, 75%)
CMYK	cmyk(74.3%, 0%, 69.1%, 25.1%)
CIE-LAB	lab(68.19, -62.13, 53.66)
CIE-LCH	lch(68.19, 82.09, 139.18°)
OKLab	oklab(70.53% -0.1682 0.123)
OKLCH	oklch(70.53% 0.208 143.8)
XYZ	xyz(20.6855, 38.2280, 10.4254)
Luminance	0.3823 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BF3B #BF31B5

analogous

#6EBF31 #31BF3B #31BF82

triadic

#31BF3B #3B31BF #BF3B31

tetradic

#31BF3B #316EBF #BF31B5 #BF8231

square

#31BF3B #316EBF #BF31B5 #BF8231

split-complementary

#31BF3B #8231BF #BF316E

monochromatic

#185E1D #258E2C #31BF3B #59D462 #8AE190

Accessibility & contrast

On white

2.43

#31BF3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.65

#31BF3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BF3B

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BF3B	#FFFFFF	#000000	##000000
##31BF3B	1.00	2.43	8.65	8.65
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.65	21.00	1.00	1.00
##000000	8.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD28

Deuteranopia (green-blind)

#B3A248

Tritanopia (blue-blind)

#00BAA4

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #31bf3b;
/* rgb */ color: rgb(49, 191, 59);
/* oklch */ color: oklch(70.5% 0.208 143.8);

Tailwind

colors: {
  custom: {
    50: '#80d478',
    500: '#31bf3b',
    950: '#000000',
  },
}

SCSS

$custom: #31bf3b;
$custom-light: #80d478;
$custom-dark: #000000;

JSON

{
  "hex": "#31bf3b",
  "rgb": {
    "r": 49,
    "g": 191,
    "b": 59
  },
  "hsl": {
    "h": 124.225,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.70531,
    "c": 0.20837,
    "h": 143.8
  },
  "luminance": 0.3823
}

Semantic roles & 50–950 ramp

primary

#31BF3B

secondary

#CB81C6

accent

#45D7E2

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0C1409

muted

#7D837B

Preview Lab

Preview with #31BF3B

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

Preview Lab → · Contrast checker → · Palette generator →