#31B164#31B164

#31B164 is a light, vivid green. Relative luminance 0.330; OKLCH L 67.4% C 0.157 H 152.3°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#31B164
RGB	rgb(49, 177, 100)
HSL	hsl(144, 57%, 44%)
HSV	hsv(144, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 43.5%, 30.6%)
CIE-LAB	lab(64.17, -51.75, 29.68)
CIE-LCH	lch(64.17, 59.66, 150.17°)
OKLab	oklab(67.36% -0.1394 0.0733)
OKLCH	oklch(67.36% 0.157 152.3)
XYZ	xyz(19.2873, 33.0152, 17.4102)
Luminance	0.3302 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B164 #B1317E

analogous

#3EB131 #31B164 #31B1A4

triadic

#31B164 #6431B1 #B16431

tetradic

#31B164 #313EB1 #B1317E #B1A431

square

#31B164 #313EB1 #B1317E #B1A431

split-complementary

#31B164 #A431B1 #B1313E

monochromatic

#16512E #248149 #31B164 #51CF83 #80DCA5

Accessibility & contrast

On white

2.76

#31B164 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#31B164 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B164

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B164	#FFFFFF	#000000	##000000
##31B164	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A25E

Deuteranopia (green-blind)

#A29769

Tritanopia (blue-blind)

#00AE9E

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #31b164;
/* rgb */ color: rgb(49, 177, 100);
/* oklch */ color: oklch(67.4% 0.157 152.3);

Tailwind

colors: {
  custom: {
    50: '#7bc991',
    500: '#31b164',
    950: '#000000',
  },
}

SCSS

$custom: #31b164;
$custom-light: #7bc991;
$custom-dark: #000000;

JSON

{
  "hex": "#31b164",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 100
  },
  "hsl": {
    "h": 143.906,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.67358,
    "c": 0.15747,
    "h": 152.3
  },
  "luminance": 0.33017
}

Semantic roles & 50–950 ramp

primary

#31B164

secondary

#C579A7

accent

#48A3E0

background

#F8FCF8

surface

#EFF8F0

border

#CAD1CB

text

#0B130D

muted

#7C827D

Preview Lab

Preview with #31B164

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

Preview Lab → · Contrast checker → · Palette generator →