#37AED0#37AED0

#37AED0 is a light, moderate cyan. Relative luminance 0.356; OKLCH L 70.0% C 0.113 H 221.3°. Best body text is #000000 at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#37AED0
RGB	rgb(55, 174, 208)
HSL	hsl(193, 62%, 52%)
HSV	hsv(193, 74%, 82%)
CMYK	cmyk(73.6%, 16.3%, 0%, 18.4%)
CIE-LAB	lab(66.24, -21.43, -26.66)
CIE-LCH	lch(66.24, 34.20, 231.21°)
OKLab	oklab(70.02% -0.085 -0.0746)
OKLCH	oklch(70.02% 0.113 221.3)
XYZ	xyz(28.0920, 35.6351, 65.0600)
Luminance	0.3564 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AED0 #D05937

analogous

#37D0A5 #37AED0 #3762D0

triadic

#37AED0 #D037AE #AED037

tetradic

#37AED0 #A537D0 #D05937 #62D037

square

#37AED0 #A537D0 #D05937 #62D037

split-complementary

#37AED0 #D03762 #D0A537

monochromatic

#1B5E72 #2688A3 #37AED0 #69C2DC #9AD6E7

Accessibility & contrast

On white

2.58

#37AED0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.13

#37AED0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AED0

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AED0	#FFFFFF	#000000	##000000
##37AED0	1.00	2.58	8.13	8.13
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.13	21.00	1.00	1.00
##000000	8.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AAAD2

Deuteranopia (green-blind)

#859AD0

Tritanopia (blue-blind)

#00B9B9

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #37aed0;
/* rgb */ color: rgb(55, 174, 208);
/* oklch */ color: oklch(70.0% 0.113 221.3);

Tailwind

colors: {
  custom: {
    50: '#83c6de',
    500: '#37aed0',
    950: '#000000',
  },
}

SCSS

$custom: #37aed0;
$custom-light: #83c6de;
$custom-dark: #000000;

JSON

{
  "hex": "#37aed0",
  "rgb": {
    "r": 55,
    "g": 174,
    "b": 208
  },
  "hsl": {
    "h": 193.333,
    "s": 61.943,
    "l": 51.569
  },
  "oklch": {
    "l": 0.70024,
    "c": 0.11307,
    "h": 221.3
  },
  "luminance": 0.35638
}

Semantic roles & 50–950 ramp

primary

#37AED0

secondary

#D39F90

accent

#6743E5

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #37AED0

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

Preview Lab → · Contrast checker → · Palette generator →