#31B978#31B978

#31B978 is a light, vivid teal. Relative luminance 0.367; OKLCH L 69.8% C 0.150 H 157.3°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#31B978
RGB	rgb(49, 185, 120)
HSL	hsl(151, 58%, 46%)
HSV	hsv(151, 74%, 73%)
CMYK	cmyk(73.5%, 0%, 35.1%, 27.5%)
CIE-LAB	lab(67.05, -50.98, 22.91)
CIE-LCH	lch(67.05, 55.89, 155.81°)
OKLab	oklab(69.85% -0.138 0.0576)
OKLCH	oklch(69.85% 0.15 157.3)
XYZ	xyz(22.0036, 36.7044, 23.6907)
Luminance	0.3671 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B978 #B93172

analogous

#31B934 #31B978 #31B6B9

triadic

#31B978 #7831B9 #B97831

tetradic

#31B978 #3431B9 #B93172 #B6B931

square

#31B978 #3431B9 #B93172 #B6B931

split-complementary

#31B978 #B931B6 #B93431

monochromatic

#175839 #248959 #31B978 #55D296 #86DFB4

Accessibility & contrast

On white

2.52

#31B978 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.34

#31B978 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B978

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B978	#FFFFFF	#000000	##000000
##31B978	1.00	2.52	8.34	8.34
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.34	21.00	1.00	1.00
##000000	8.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8AA74

Deuteranopia (green-blind)

#A79E7C

Tritanopia (blue-blind)

#00B8A8

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31b978;
/* rgb */ color: rgb(49, 185, 120);
/* oklch */ color: oklch(69.8% 0.150 157.3);

Tailwind

colors: {
  custom: {
    50: '#7ccf9f',
    500: '#31b978',
    950: '#000000',
  },
}

SCSS

$custom: #31b978;
$custom-light: #7ccf9f;
$custom-dark: #000000;

JSON

{
  "hex": "#31b978",
  "rgb": {
    "r": 49,
    "g": 185,
    "b": 120
  },
  "hsl": {
    "h": 151.324,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.69845,
    "c": 0.1496,
    "h": 157.3
  },
  "luminance": 0.36707
}

Semantic roles & 50–950 ramp

primary

#31B978

secondary

#C87DA1

accent

#4690E1

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B140E

muted

#7C827E

Preview Lab

Preview with #31B978

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

Preview Lab → · Contrast checker → · Palette generator →