#31B141#31B141

#31B141 is a light, vivid green. Relative luminance 0.325; OKLCH L 66.9% C 0.188 H 144.9°. Best body text is #000000 at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#31B141
RGB	rgb(49, 177, 65)
HSL	hsl(128, 57%, 44%)
HSV	hsv(128, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 63.3%, 30.6%)
CIE-LAB	lab(63.74, -56.86, 46.28)
CIE-LCH	lch(63.74, 73.32, 140.86°)
OKLab	oklab(66.85% -0.1536 0.1081)
OKLCH	oklch(66.85% 0.188 144.9)
XYZ	xyz(17.9417, 32.4769, 10.3231)
Luminance	0.3248 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B141 #B131A1

analogous

#61B131 #31B141 #31B181

triadic

#31B141 #4131B1 #B14131

tetradic

#31B141 #3161B1 #B131A1 #B18131

square

#31B141 #3161B1 #B131A1 #B18131

split-complementary

#31B141 #8131B1 #B13161

monochromatic

#16511E #24812F #31B141 #51CF60 #80DC8C

Accessibility & contrast

On white

2.80

#31B141 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.50

#31B141 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B141

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B141	#FFFFFF	#000000	##000000
##31B141	1.00	2.80	7.50	7.50
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.50	21.00	1.00	1.00
##000000	7.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A134

Deuteranopia (green-blind)

#A5964B

Tritanopia (blue-blind)

#00AC99

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b141;
/* rgb */ color: rgb(49, 177, 65);
/* oklch */ color: oklch(66.9% 0.188 144.9);

Tailwind

colors: {
  custom: {
    50: '#7cc97a',
    500: '#31b141',
    950: '#000000',
  },
}

SCSS

$custom: #31b141;
$custom-light: #7cc97a;
$custom-dark: #000000;

JSON

{
  "hex": "#31b141",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 65
  },
  "hsl": {
    "h": 127.5,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.66853,
    "c": 0.18783,
    "h": 144.9
  },
  "luminance": 0.32479
}

Semantic roles & 50–950 ramp

primary

#31B141

secondary

#C579BB

accent

#48CDE0

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #31B141

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

Preview Lab → · Contrast checker → · Palette generator →