#31B787#31B787

#31B787 is a light, vivid teal. Relative luminance 0.363; OKLCH L 69.7% C 0.134 H 164.1°. Best body text is #000000 at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#31B787
RGB	rgb(49, 183, 135)
HSL	hsl(159, 58%, 45%)
HSV	hsv(159, 73%, 72%)
CMYK	cmyk(73.2%, 0%, 26.2%, 28.2%)
CIE-LAB	lab(66.72, -46.94, 14.35)
CIE-LCH	lch(66.72, 49.08, 163.00°)
OKLab	oklab(69.67% -0.1289 0.0366)
OKLCH	oklch(69.67% 0.134 164.1)
XYZ	xyz(22.5708, 36.2666, 28.7276)
Luminance	0.3627 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B787 #B73161

analogous

#31B744 #31B787 #31A4B7

triadic

#31B787 #8731B7 #B78731

tetradic

#31B787 #4431B7 #B73161 #A4B731

square

#31B787 #4431B7 #B73161 #A4B731

split-complementary

#31B787 #B731A4 #B74431

monochromatic

#175640 #248763 #31B787 #54D1A4 #84DEBE

Accessibility & contrast

On white

2.54

#31B787 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.25

#31B787 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B787

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B787	#FFFFFF	#000000	##000000
##31B787	1.00	2.54	8.25	8.25
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.25	21.00	1.00	1.00
##000000	8.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3AA84

Deuteranopia (green-blind)

#A29D8A

Tritanopia (blue-blind)

#00B7AA

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #31b787;
/* rgb */ color: rgb(49, 183, 135);
/* oklch */ color: oklch(69.7% 0.134 164.1);

Tailwind

colors: {
  custom: {
    50: '#7ccdaa',
    500: '#31b787',
    950: '#000000',
  },
}

SCSS

$custom: #31b787;
$custom-light: #7ccdaa;
$custom-dark: #000000;

JSON

{
  "hex": "#31b787",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 135
  },
  "hsl": {
    "h": 158.507,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.69671,
    "c": 0.13403,
    "h": 164.1
  },
  "luminance": 0.36269
}

Semantic roles & 50–950 ramp

primary

#31B787

secondary

#C87C97

accent

#477EE1

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B1410

muted

#7C827F

Preview Lab

Preview with #31B787

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

Preview Lab → · Contrast checker → · Palette generator →