#37AED4#37AED4

#37AED4 is a light, moderate cyan. Relative luminance 0.358; OKLCH L 70.2% C 0.116 H 223.8°. Best body text is #000000 at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#37AED4
RGB	rgb(55, 174, 212)
HSL	hsl(195, 65%, 52%)
HSV	hsv(195, 74%, 83%)
CMYK	cmyk(74.1%, 17.9%, 0%, 16.9%)
CIE-LAB	lab(66.39, -20.13, -28.63)
CIE-LCH	lch(66.39, 35.00, 234.89°)
OKLab	oklab(70.2% -0.0835 -0.0802)
OKLCH	oklch(70.2% 0.116 223.8)
XYZ	xyz(28.5904, 35.8344, 67.6845)
Luminance	0.3584 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AED4 #D45D37

analogous

#37D4AB #37AED4 #3760D4

triadic

#37AED4 #D437AE #AED437

tetradic

#37AED4 #AB37D4 #D45D37 #60D437

square

#37AED4 #AB37D4 #D45D37 #60D437

split-complementary

#37AED4 #D43760 #D4AB37

monochromatic

#1A6077 #2489A9 #37AED4 #69C2DF #9CD7EA

Accessibility & contrast

On white

2.57

#37AED4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.17

#37AED4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AED4

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AED4	#FFFFFF	#000000	##000000
##37AED4	1.00	2.57	8.17	8.17
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.17	21.00	1.00	1.00
##000000	8.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99AAD6

Deuteranopia (green-blind)

#839BD4

Tritanopia (blue-blind)

#00BABA

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #37aed4;
/* rgb */ color: rgb(55, 174, 212);
/* oklch */ color: oklch(70.2% 0.116 223.8);

Tailwind

colors: {
  custom: {
    50: '#84c6e1',
    500: '#37aed4',
    950: '#000000',
  },
}

SCSS

$custom: #37aed4;
$custom-light: #84c6e1;
$custom-dark: #000000;

JSON

{
  "hex": "#37aed4",
  "rgb": {
    "r": 55,
    "g": 174,
    "b": 212
  },
  "hsl": {
    "h": 194.522,
    "s": 64.609,
    "l": 52.353
  },
  "oklch": {
    "l": 0.70197,
    "c": 0.11576,
    "h": 223.8
  },
  "luminance": 0.35838
}

Semantic roles & 50–950 ramp

primary

#37AED4

secondary

#D6A291

accent

#6940E8

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #37AED4

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

Preview Lab → · Contrast checker → · Palette generator →