#31B59F#31B59F

#31B59F is a light, moderate teal. Relative luminance 0.362; OKLCH L 69.8% C 0.116 H 178.9°. Best body text is #000000 at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#31B59F
RGB	rgb(49, 181, 159)
HSL	hsl(170, 57%, 45%)
HSV	hsv(170, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 12.2%, 29%)
CIE-LAB	lab(66.67, -40.12, 1.10)
CIE-LCH	lch(66.67, 40.14, 178.44°)
OKLab	oklab(69.82% -0.1155 0.0023)
OKLCH	oklch(69.82% 0.116 178.9)
XYZ	xyz(24.0454, 36.2011, 38.5144)
Luminance	0.3620 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B59F #B53147

analogous

#31B55D #31B59F #3189B5

triadic

#31B59F #9F31B5 #B59F31

tetradic

#31B59F #5D31B5 #B53147 #89B531

square

#31B59F #5D31B5 #B53147 #89B531

split-complementary

#31B59F #B53189 #B55D31

monochromatic

#17554A #248575 #31B59F #53D0BB #83DDCE

Accessibility & contrast

On white

2.55

#31B59F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.24

#31B59F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B59F

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B59F	#FFFFFF	#000000	##000000
##31B59F	1.00	2.55	8.24	8.24
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.24	21.00	1.00	1.00
##000000	8.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADAA9E

Deuteranopia (green-blind)

#9B9DA1

Tritanopia (blue-blind)

#00B8AE

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #31b59f;
/* rgb */ color: rgb(49, 181, 159);
/* oklch */ color: oklch(69.8% 0.116 178.9);

Tailwind

colors: {
  custom: {
    50: '#7dccbb',
    500: '#31b59f',
    950: '#000000',
  },
}

SCSS

$custom: #31b59f;
$custom-light: #7dccbb;
$custom-dark: #000000;

JSON

{
  "hex": "#31b59f",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 159
  },
  "hsl": {
    "h": 170,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.6982,
    "c": 0.11552,
    "h": 178.9
  },
  "luminance": 0.36204
}

Semantic roles & 50–950 ramp

primary

#31B59F

secondary

#C77B88

accent

#4761E1

background

#F8FCFB

surface

#EFF9F6

border

#CAD2D0

text

#0B1311

muted

#7C8280

Preview Lab

Preview with #31B59F

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

Preview Lab → · Contrast checker → · Palette generator →