#31B273#31B273

#31B273 is a light, vivid teal. Relative luminance 0.337; OKLCH L 67.9% C 0.145 H 157.0°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#31B273
RGB	rgb(49, 178, 115)
HSL	hsl(151, 57%, 45%)
HSV	hsv(151, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 35.4%, 30.2%)
CIE-LAB	lab(64.75, -49.27, 22.47)
CIE-LCH	lch(64.75, 54.16, 155.48°)
OKLab	oklab(67.92% -0.1334 0.0565)
OKLCH	oklch(67.92% 0.145 157)
XYZ	xyz(20.2796, 33.7292, 21.6579)
Luminance	0.3373 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B273 #B23170

analogous

#31B233 #31B273 #31B0B2

triadic

#31B273 #7331B2 #B27331

tetradic

#31B273 #3331B2 #B23170 #B0B231

square

#31B273 #3331B2 #B23170 #B0B231

split-complementary

#31B273 #B231B0 #B23331

monochromatic

#175235 #248254 #31B273 #51CF92 #81DCB0

Accessibility & contrast

On white

2.71

#31B273 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#31B273 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B273

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B273	#FFFFFF	#000000	##000000
##31B273	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A46F

Deuteranopia (green-blind)

#A19877

Tritanopia (blue-blind)

#00B1A2

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b273;
/* rgb */ color: rgb(49, 178, 115);
/* oklch */ color: oklch(67.9% 0.145 157.0);

Tailwind

colors: {
  custom: {
    50: '#7bca9b',
    500: '#31b273',
    950: '#000000',
  },
}

SCSS

$custom: #31b273;
$custom-light: #7bca9b;
$custom-dark: #000000;

JSON

{
  "hex": "#31b273",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 115
  },
  "hsl": {
    "h": 150.698,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67915,
    "c": 0.14491,
    "h": 157
  },
  "luminance": 0.33732
}

Semantic roles & 50–950 ramp

primary

#31B273

secondary

#C5799F

accent

#4892E0

background

#F8FCF9

surface

#EFF8F2

border

#CAD1CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #31B273

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

Preview Lab → · Contrast checker → · Palette generator →