#31B198#31B198

#31B198 is a light, moderate teal. Relative luminance 0.344; OKLCH L 68.6% C 0.115 H 176.5°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#31B198
RGB	rgb(49, 177, 152)
HSL	hsl(168, 57%, 44%)
HSV	hsv(168, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 14.1%, 30.6%)
CIE-LAB	lab(65.25, -40.20, 2.90)
CIE-LCH	lch(65.25, 40.31, 175.87°)
OKLab	oklab(68.6% -0.1147 0.0071)
OKLCH	oklch(68.6% 0.115 176.5)
XYZ	xyz(22.6534, 34.3616, 35.1382)
Luminance	0.3436 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B198 #B1314A

analogous

#31B158 #31B198 #318AB1

triadic

#31B198 #9831B1 #B19831

tetradic

#31B198 #5831B1 #B1314A #8AB131

square

#31B198 #5831B1 #B1314A #8AB131

split-complementary

#31B198 #B1318A #B15831

monochromatic

#165146 #24816F #31B198 #51CFB6 #80DCCA

Accessibility & contrast

On white

2.67

#31B198 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#31B198 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B198

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B198	#FFFFFF	#000000	##000000
##31B198	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAA697

Deuteranopia (green-blind)

#99999A

Tritanopia (blue-blind)

#00B3AA

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #31b198;
/* rgb */ color: rgb(49, 177, 152);
/* oklch */ color: oklch(68.6% 0.115 176.5);

Tailwind

colors: {
  custom: {
    50: '#7cc9b6',
    500: '#31b198',
    950: '#000000',
  },
}

SCSS

$custom: #31b198;
$custom-light: #7cc9b6;
$custom-dark: #000000;

JSON

{
  "hex": "#31b198",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 152
  },
  "hsl": {
    "h": 168.281,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.68595,
    "c": 0.11495,
    "h": 176.5
  },
  "luminance": 0.34364
}

Semantic roles & 50–950 ramp

primary

#31B198

secondary

#C57988

accent

#4866E0

background

#F8FCFB

surface

#EFF8F6

border

#CAD1D0

text

#0B1311

muted

#7C8280

Preview Lab

Preview with #31B198

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

Preview Lab → · Contrast checker → · Palette generator →