#31B380#31B380

#31B380 is a light, vivid teal. Relative luminance 0.345; OKLCH L 68.5% C 0.135 H 162.2°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#31B380
RGB	rgb(49, 179, 128)
HSL	hsl(156, 57%, 45%)
HSV	hsv(156, 73%, 70%)
CMYK	cmyk(72.6%, 0%, 28.5%, 29.8%)
CIE-LAB	lab(65.32, -46.89, 16.21)
CIE-LCH	lch(65.32, 49.62, 160.93°)
OKLab	oklab(68.47% -0.1282 0.0413)
OKLCH	oklch(68.47% 0.135 162.2)
XYZ	xyz(21.2808, 34.4492, 25.9457)
Luminance	0.3445 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B380 #B33164

analogous

#31B33F #31B380 #31A5B3

triadic

#31B380 #8031B3 #B38031

tetradic

#31B380 #3F31B3 #B33164 #A5B331

square

#31B380 #3F31B3 #B33164 #A5B331

split-complementary

#31B380 #B331A5 #B33F31

monochromatic

#17533B #24835E #31B380 #52D09E #82DDB9

Accessibility & contrast

On white

2.66

#31B380 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.89

#31B380 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B380

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B380	#FFFFFF	#000000	##000000
##31B380	1.00	2.66	7.89	7.89
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.89	21.00	1.00	1.00
##000000	7.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A67D

Deuteranopia (green-blind)

#A09A83

Tritanopia (blue-blind)

#00B3A5

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b380;
/* rgb */ color: rgb(49, 179, 128);
/* oklch */ color: oklch(68.5% 0.135 162.2);

Tailwind

colors: {
  custom: {
    50: '#7bcba5',
    500: '#31b380',
    950: '#000000',
  },
}

SCSS

$custom: #31b380;
$custom-light: #7bcba5;
$custom-dark: #000000;

JSON

{
  "hex": "#31b380",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 128
  },
  "hsl": {
    "h": 156.462,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.68467,
    "c": 0.13471,
    "h": 162.2
  },
  "luminance": 0.34452
}

Semantic roles & 50–950 ramp

primary

#31B380

secondary

#C67A98

accent

#4883E0

background

#F8FCFA

surface

#EFF8F4

border

#CAD1CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #31B380

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

Preview Lab → · Contrast checker → · Palette generator →