#31B589#31B589

#31B589 is a light, vivid teal. Relative luminance 0.355; OKLCH L 69.2% C 0.130 H 165.8°. Best body text is #000000 at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#31B589
RGB	rgb(49, 181, 137)
HSL	hsl(160, 57%, 45%)
HSV	hsv(160, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 24.3%, 29%)
CIE-LAB	lab(66.14, -45.65, 12.44)
CIE-LCH	lch(66.14, 47.31, 164.76°)
OKLab	oklab(69.21% -0.1259 0.0318)
OKLCH	oklch(69.21% 0.13 165.8)
XYZ	xyz(22.3034, 35.5042, 29.3396)
Luminance	0.3551 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B589 #B5315D

analogous

#31B547 #31B589 #319FB5

triadic

#31B589 #8931B5 #B58931

tetradic

#31B589 #4731B5 #B5315D #9FB531

square

#31B589 #4731B5 #B5315D #9FB531

split-complementary

#31B589 #B5319F #B54731

monochromatic

#175540 #248565 #31B589 #53D0A7 #83DDBF

Accessibility & contrast

On white

2.59

#31B589 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.10

#31B589 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B589

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B589	#FFFFFF	#000000	##000000
##31B589	1.00	2.59	8.10	8.10
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.10	21.00	1.00	1.00
##000000	8.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A887

Deuteranopia (green-blind)

#A09C8C

Tritanopia (blue-blind)

#00B5A9

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #31b589;
/* rgb */ color: rgb(49, 181, 137);
/* oklch */ color: oklch(69.2% 0.130 165.8);

Tailwind

colors: {
  custom: {
    50: '#7cccab',
    500: '#31b589',
    950: '#000000',
  },
}

SCSS

$custom: #31b589;
$custom-light: #7cccab;
$custom-dark: #000000;

JSON

{
  "hex": "#31b589",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 137
  },
  "hsl": {
    "h": 160,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.69206,
    "c": 0.1299,
    "h": 165.8
  },
  "luminance": 0.35507
}

Semantic roles & 50–950 ramp

primary

#31B589

secondary

#C77B94

accent

#477AE1

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B1310

muted

#7C827F

Preview Lab

Preview with #31B589

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

Preview Lab → · Contrast checker → · Palette generator →