#37AED3#37AED3

#37AED3 is a light, moderate cyan. Relative luminance 0.358; OKLCH L 70.2% C 0.115 H 223.2°. Best body text is #000000 at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#37AED3
RGB	rgb(55, 174, 211)
HSL	hsl(194, 64%, 52%)
HSV	hsv(194, 74%, 83%)
CMYK	cmyk(73.9%, 17.5%, 0%, 17.3%)
CIE-LAB	lab(66.35, -20.45, -28.14)
CIE-LCH	lch(66.35, 34.79, 233.99°)
OKLab	oklab(70.15% -0.0839 -0.0788)
OKLCH	oklch(70.15% 0.115 223.2)
XYZ	xyz(28.4646, 35.7841, 67.0222)
Luminance	0.3579 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AED3 #D35C37

analogous

#37D3AA #37AED3 #3760D3

triadic

#37AED3 #D337AE #AED337

tetradic

#37AED3 #AA37D3 #D35C37 #60D337

square

#37AED3 #AA37D3 #D35C37 #60D337

split-complementary

#37AED3 #D33760 #D3AA37

monochromatic

#1A6076 #2589A8 #37AED3 #69C2DE #9BD7E9

Accessibility & contrast

On white

2.57

#37AED3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.16

#37AED3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AED3

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AED3	#FFFFFF	#000000	##000000
##37AED3	1.00	2.57	8.16	8.16
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.16	21.00	1.00	1.00
##000000	8.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99AAD5

Deuteranopia (green-blind)

#849BD3

Tritanopia (blue-blind)

#00B9BA

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #37aed3;
/* rgb */ color: rgb(55, 174, 211);
/* oklch */ color: oklch(70.2% 0.115 223.2);

Tailwind

colors: {
  custom: {
    50: '#84c6e0',
    500: '#37aed3',
    950: '#000000',
  },
}

SCSS

$custom: #37aed3;
$custom-light: #84c6e0;
$custom-dark: #000000;

JSON

{
  "hex": "#37aed3",
  "rgb": {
    "r": 55,
    "g": 174,
    "b": 211
  },
  "hsl": {
    "h": 194.231,
    "s": 63.934,
    "l": 52.157
  },
  "oklch": {
    "l": 0.70154,
    "c": 0.11507,
    "h": 223.2
  },
  "luminance": 0.35787
}

Semantic roles & 50–950 ramp

primary

#37AED3

secondary

#D5A191

accent

#6841E7

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #37AED3

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

Preview Lab → · Contrast checker → · Palette generator →