#37BBB1#37BBB1

#37BBB1 is a light, moderate teal. Relative luminance 0.395; OKLCH L 72.0% C 0.112 H 187.5°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#37BBB1
RGB	rgb(55, 187, 177)
HSL	hsl(175, 55%, 47%)
HSV	hsv(175, 71%, 73%)
CMYK	cmyk(70.6%, 0%, 5.3%, 26.7%)
CIE-LAB	lab(69.13, -37.13, -5.21)
CIE-LCH	lch(69.13, 37.49, 187.98°)
OKLab	oklab(72.02% -0.1109 -0.0147)
OKLCH	oklch(72.02% 0.112 187.5)
XYZ	xyz(27.2780, 39.5240, 47.7777)
Luminance	0.3953 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BBB1 #BB3741

analogous

#37BB6F #37BBB1 #3783BB

triadic

#37BBB1 #B137BB #BBB137

tetradic

#37BBB1 #6F37BB #BB3741 #83BB37

square

#37BBB1 #6F37BB #BB3741 #83BB37

split-complementary

#37BBB1 #BB3783 #BB6F37

monochromatic

#1B5C57 #298C84 #37BBB1 #5FD0C7 #8EDED8

Accessibility & contrast

On white

2.36

#37BBB1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.91

#37BBB1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BBB1

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BBB1	#FFFFFF	#000000	##000000
##37BBB1	1.00	2.36	8.91	8.91
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.91	21.00	1.00	1.00
##000000	8.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1B1B1

Deuteranopia (green-blind)

#9EA3B2

Tritanopia (blue-blind)

#00C0B8

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #37bbb1;
/* rgb */ color: rgb(55, 187, 177);
/* oklch */ color: oklch(72.0% 0.112 187.5);

Tailwind

colors: {
  custom: {
    50: '#81d0c8',
    500: '#37bbb1',
    950: '#000000',
  },
}

SCSS

$custom: #37bbb1;
$custom-light: #81d0c8;
$custom-dark: #000000;

JSON

{
  "hex": "#37bbb1",
  "rgb": {
    "r": 55,
    "g": 187,
    "b": 177
  },
  "hsl": {
    "h": 175.455,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.72019,
    "c": 0.11191,
    "h": 187.5
  },
  "luminance": 0.39527
}

Semantic roles & 50–950 ramp

primary

#37BBB1

secondary

#C9858A

accent

#4A55DE

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #37BBB1

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

Preview Lab → · Contrast checker → · Palette generator →