#37BEDB#37BEDB

#37BEDB is a light, moderate cyan. Relative luminance 0.428; OKLCH L 74.3% C 0.118 H 215.8°. Best body text is #000000 at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#37BEDB
RGB	rgb(55, 190, 219)
HSL	hsl(191, 69%, 54%)
HSV	hsv(191, 75%, 86%)
CMYK	cmyk(74.9%, 13.2%, 0%, 14.1%)
CIE-LAB	lab(71.38, -26.06, -24.80)
CIE-LCH	lch(71.38, 35.97, 223.59°)
OKLab	oklab(74.29% -0.0961 -0.0692)
OKLCH	oklch(74.29% 0.118 215.8)
XYZ	xyz(32.7697, 42.7497, 73.5285)
Luminance	0.4275 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BEDB #DB5437

analogous

#37DBA6 #37BEDB #376CDB

triadic

#37BEDB #DB37BE #BEDB37

tetradic

#37BEDB #A637DB #DB5437 #6CDB37

square

#37BEDB #A637DB #DB5437 #6CDB37

split-complementary

#37BEDB #DB376C #DBA637

monochromatic

#176E80 #209AB4 #37BEDB #6BCFE4 #9FE0EE

Accessibility & contrast

On white

2.20

#37BEDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.55

#37BEDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BEDB

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BEDB	#FFFFFF	#000000	##000000
##37BEDB	1.00	2.20	9.55	9.55
#FFFFFF	2.20	1.00	21.00	21.00
#000000	9.55	21.00	1.00	1.00
##000000	9.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB8DD

Deuteranopia (green-blind)

#94A8DB

Tritanopia (blue-blind)

#00C9C7

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #37bedb;
/* rgb */ color: rgb(55, 190, 219);
/* oklch */ color: oklch(74.3% 0.118 215.8);

Tailwind

colors: {
  custom: {
    50: '#86d2e6',
    500: '#37bedb',
    950: '#000000',
  },
}

SCSS

$custom: #37bedb;
$custom-light: #86d2e6;
$custom-dark: #000000;

JSON

{
  "hex": "#37bedb",
  "rgb": {
    "r": 55,
    "g": 190,
    "b": 219
  },
  "hsl": {
    "h": 190.61,
    "s": 69.492,
    "l": 53.725
  },
  "oklch": {
    "l": 0.74294,
    "c": 0.11847,
    "h": 215.8
  },
  "luminance": 0.42754
}

Semantic roles & 50–950 ramp

primary

#37BEDB

secondary

#DAA094

accent

#5B3BEC

background

#F9FCFE

surface

#F1F9FC

border

#CBD2D5

text

#0D1416

muted

#7E8284

Preview Lab

Preview with #37BEDB

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

Preview Lab → · Contrast checker → · Palette generator →