#31B290#31B290

#31B290 is a light, vivid teal. Relative luminance 0.345; OKLCH L 68.6% C 0.121 H 170.9°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#31B290
RGB	rgb(49, 178, 144)
HSL	hsl(164, 57%, 45%)
HSV	hsv(164, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 19.1%, 30.2%)
CIE-LAB	lab(65.36, -42.69, 7.49)
CIE-LCH	lch(65.36, 43.34, 170.05°)
OKLab	oklab(68.62% -0.1195 0.0191)
OKLCH	oklch(68.62% 0.121 170.9)
XYZ	xyz(22.2184, 34.5048, 31.8693)
Luminance	0.3451 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B290 #B23153

analogous

#31B250 #31B290 #3194B2

triadic

#31B290 #9031B2 #B29031

tetradic

#31B290 #5031B2 #B23153 #94B231

square

#31B290 #5031B2 #B23153 #94B231

split-complementary

#31B290 #B23194 #B25031

monochromatic

#175242 #248269 #31B290 #51CFAE #81DCC4

Accessibility & contrast

On white

2.66

#31B290 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#31B290 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B290

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B290	#FFFFFF	#000000	##000000
##31B290	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADA68E

Deuteranopia (green-blind)

#9C9A92

Tritanopia (blue-blind)

#00B3A8

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b290;
/* rgb */ color: rgb(49, 178, 144);
/* oklch */ color: oklch(68.6% 0.121 170.9);

Tailwind

colors: {
  custom: {
    50: '#7ccab0',
    500: '#31b290',
    950: '#000000',
  },
}

SCSS

$custom: #31b290;
$custom-light: #7ccab0;
$custom-dark: #000000;

JSON

{
  "hex": "#31b290",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 144
  },
  "hsl": {
    "h": 164.186,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.68622,
    "c": 0.12106,
    "h": 170.9
  },
  "luminance": 0.34507
}

Semantic roles & 50–950 ramp

primary

#31B290

secondary

#C5798D

accent

#4870E0

background

#F8FCFA

surface

#EFF8F4

border

#CAD1CE

text

#0B1310

muted

#7C827F

Preview Lab

Preview with #31B290

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

Preview Lab → · Contrast checker → · Palette generator →