#37A2BC#37A2BC

#37A2BC is a light, moderate cyan. Relative luminance 0.303; OKLCH L 66.3% C 0.102 H 217.4°. Best body text is #000000 at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#37A2BC
RGB	rgb(55, 162, 188)
HSL	hsl(192, 55%, 48%)
HSV	hsv(192, 71%, 74%)
CMYK	cmyk(70.7%, 13.8%, 0%, 26.3%)
CIE-LAB	lab(61.90, -21.63, -22.20)
CIE-LCH	lch(61.90, 30.99, 225.74°)
OKLab	oklab(66.29% -0.0809 -0.0619)
OKLCH	oklch(66.29% 0.102 217.4)
XYZ	xyz(23.5692, 30.2810, 52.1699)
Luminance	0.3028 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A2BC #BC5137

analogous

#37BC93 #37A2BC #3760BC

triadic

#37A2BC #BC37A2 #A2BC37

tetradic

#37A2BC #9337BC #BC5137 #60BC37

square

#37A2BC #9337BC #BC5137 #60BC37

split-complementary

#37A2BC #BC3760 #BC9337

monochromatic

#1B505D #29798D #37A2BC #60BAD0 #8FCFDE

Accessibility & contrast

On white

2.98

#37A2BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.06

#37A2BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A2BC

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A2BC	#FFFFFF	#000000	##000000
##37A2BC	1.00	2.98	7.06	7.06
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.06	21.00	1.00	1.00
##000000	7.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#919DBD

Deuteranopia (green-blind)

#7E90BC

Tritanopia (blue-blind)

#00ABAA

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #37a2bc;
/* rgb */ color: rgb(55, 162, 188);
/* oklch */ color: oklch(66.3% 0.102 217.4);

Tailwind

colors: {
  custom: {
    50: '#80bdd0',
    500: '#37a2bc',
    950: '#000000',
  },
}

SCSS

$custom: #37a2bc;
$custom-light: #80bdd0;
$custom-dark: #000000;

JSON

{
  "hex": "#37a2bc",
  "rgb": {
    "r": 55,
    "g": 162,
    "b": 188
  },
  "hsl": {
    "h": 191.729,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.66287,
    "c": 0.10186,
    "h": 217.4
  },
  "luminance": 0.30284
}

Semantic roles & 50–950 ramp

primary

#37A2BC

secondary

#C99386

accent

#674ADE

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0B1214

muted

#7C8182

Preview Lab

Preview with #37A2BC

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

Preview Lab → · Contrast checker → · Palette generator →