#31B374#31B374

#31B374 is a light, vivid teal. Relative luminance 0.342; OKLCH L 68.2% C 0.145 H 157.2°. Best body text is #000000 at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#31B374
RGB	rgb(49, 179, 116)
HSL	hsl(151, 57%, 45%)
HSV	hsv(151, 73%, 70%)
CMYK	cmyk(72.6%, 0%, 35.2%, 29.8%)
CIE-LAB	lab(65.08, -49.46, 22.39)
CIE-LCH	lch(65.08, 54.29, 155.65°)
OKLab	oklab(68.2% -0.134 0.0563)
OKLCH	oklch(68.2% 0.145 157.2)
XYZ	xyz(20.5371, 34.1518, 22.0292)
Luminance	0.3415 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B374 #B33170

analogous

#31B333 #31B374 #31B1B3

triadic

#31B374 #7431B3 #B37431

tetradic

#31B374 #3331B3 #B33170 #B1B331

square

#31B374 #3331B3 #B33170 #B1B331

split-complementary

#31B374 #B331B1 #B33331

monochromatic

#175336 #248355 #31B374 #52D093 #82DDB1

Accessibility & contrast

On white

2.68

#31B374 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.83

#31B374 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B374

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B374	#FFFFFF	#000000	##000000
##31B374	1.00	2.68	7.83	7.83
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.83	21.00	1.00	1.00
##000000	7.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2A570

Deuteranopia (green-blind)

#A29978

Tritanopia (blue-blind)

#00B2A3

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #31b374;
/* rgb */ color: rgb(49, 179, 116);
/* oklch */ color: oklch(68.2% 0.145 157.2);

Tailwind

colors: {
  custom: {
    50: '#7bcb9c',
    500: '#31b374',
    950: '#000000',
  },
}

SCSS

$custom: #31b374;
$custom-light: #7bcb9c;
$custom-dark: #000000;

JSON

{
  "hex": "#31b374",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 116
  },
  "hsl": {
    "h": 150.923,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.68197,
    "c": 0.14532,
    "h": 157.2
  },
  "luminance": 0.34154
}

Semantic roles & 50–950 ramp

primary

#31B374

secondary

#C67A9F

accent

#4892E0

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #31B374

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

Preview Lab → · Contrast checker → · Palette generator →