#37B5B3#37B5B3

#37B5B3 is a light, moderate teal. Relative luminance 0.371; OKLCH L 70.6% C 0.107 H 193.4°. Best body text is #000000 at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#37B5B3
RGB	rgb(55, 181, 179)
HSL	hsl(179, 53%, 46%)
HSV	hsv(179, 70%, 71%)
CMYK	cmyk(69.6%, 0%, 1.1%, 29%)
CIE-LAB	lab(67.36, -33.77, -8.93)
CIE-LCH	lch(67.36, 34.94, 194.81°)
OKLab	oklab(70.6% -0.104 -0.0248)
OKLCH	oklch(70.6% 0.107 193.4)
XYZ	xyz(26.2324, 37.1116, 48.4198)
Luminance	0.3711 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B5B3 #B53739

analogous

#37B574 #37B5B3 #3778B5

triadic

#37B5B3 #B337B5 #B5B337

tetradic

#37B5B3 #7437B5 #B53739 #78B537

square

#37B5B3 #7437B5 #B53739 #78B537

split-complementary

#37B5B3 #B53778 #B57437

monochromatic

#1A5756 #298685 #37B5B3 #5CCDCC #8BDCDA

Accessibility & contrast

On white

2.49

#37B5B3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.42

#37B5B3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B5B3

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B5B3	#FFFFFF	#000000	##000000
##37B5B3	1.00	2.49	8.42	8.42
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.42	21.00	1.00	1.00
##000000	8.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAACB3

Deuteranopia (green-blind)

#979EB4

Tritanopia (blue-blind)

#00BAB4

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #37b5b3;
/* rgb */ color: rgb(55, 181, 179);
/* oklch */ color: oklch(70.6% 0.107 193.4);

Tailwind

colors: {
  custom: {
    50: '#81cbc9',
    500: '#37b5b3',
    950: '#000000',
  },
}

SCSS

$custom: #37b5b3;
$custom-light: #81cbc9;
$custom-dark: #000000;

JSON

{
  "hex": "#37b5b3",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 179
  },
  "hsl": {
    "h": 179.048,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.70602,
    "c": 0.10691,
    "h": 193.4
  },
  "luminance": 0.37115
}

Semantic roles & 50–950 ramp

primary

#37B5B3

secondary

#C68283

accent

#4B4DDD

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #37B5B3

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

Preview Lab → · Contrast checker → · Palette generator →