#31B780#31B780

#31B780 is a light, vivid teal. Relative luminance 0.361; OKLCH L 69.5% C 0.140 H 161.0°. Best body text is #000000 at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#31B780
RGB	rgb(49, 183, 128)
HSL	hsl(155, 58%, 45%)
HSV	hsv(155, 73%, 72%)
CMYK	cmyk(73.2%, 0%, 30.1%, 28.2%)
CIE-LAB	lab(66.58, -48.51, 17.95)
CIE-LCH	lch(66.58, 51.72, 159.69°)
OKLab	oklab(69.5% -0.1323 0.0456)
OKLCH	oklch(69.5% 0.14 161)
XYZ	xyz(22.0941, 36.0759, 26.2168)
Luminance	0.3608 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B780 #B73168

analogous

#31B73D #31B780 #31ABB7

triadic

#31B780 #8031B7 #B78031

tetradic

#31B780 #3D31B7 #B73168 #ABB731

square

#31B780 #3D31B7 #B73168 #ABB731

split-complementary

#31B780 #B731AB #B73D31

monochromatic

#17563C #24875E #31B780 #54D19E #84DEB9

Accessibility & contrast

On white

2.56

#31B780 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.22

#31B780 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B780

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B780	#FFFFFF	#000000	##000000
##31B780	1.00	2.56	8.22	8.22
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.22	21.00	1.00	1.00
##000000	8.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A97D

Deuteranopia (green-blind)

#A49D84

Tritanopia (blue-blind)

#00B6A8

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #31b780;
/* rgb */ color: rgb(49, 183, 128);
/* oklch */ color: oklch(69.5% 0.140 161.0);

Tailwind

colors: {
  custom: {
    50: '#7ccda5',
    500: '#31b780',
    950: '#000000',
  },
}

SCSS

$custom: #31b780;
$custom-light: #7ccda5;
$custom-dark: #000000;

JSON

{
  "hex": "#31b780",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 128
  },
  "hsl": {
    "h": 155.373,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.69503,
    "c": 0.1399,
    "h": 161
  },
  "luminance": 0.36078
}

Semantic roles & 50–950 ramp

primary

#31B780

secondary

#C87C9B

accent

#4786E1

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B140F

muted

#7C827F

Preview Lab

Preview with #31B780

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

Preview Lab → · Contrast checker → · Palette generator →