#37AAD2#37AAD2

#37AAD2 is a light, moderate cyan. Relative luminance 0.342; OKLCH L 69.2% C 0.115 H 225.8°. Best body text is #000000 at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#37AAD2
RGB	rgb(55, 170, 210)
HSL	hsl(195, 63%, 52%)
HSV	hsv(195, 74%, 82%)
CMYK	cmyk(73.8%, 19%, 0%, 17.6%)
CIE-LAB	lab(65.13, -18.68, -29.48)
CIE-LCH	lch(65.13, 34.90, 237.63°)
OKLab	oklab(69.16% -0.0804 -0.0826)
OKLCH	oklch(69.16% 0.115 225.8)
XYZ	xyz(27.5784, 34.2116, 66.1103)
Luminance	0.3422 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AAD2 #D25F37

analogous

#37D2AD #37AAD2 #375DD2

triadic

#37AAD2 #D237AA #AAD237

tetradic

#37AAD2 #AD37D2 #D25F37 #5DD237

square

#37AAD2 #AD37D2 #D25F37 #5DD237

split-complementary

#37AAD2 #D2375D #D2AD37

monochromatic

#1A5D74 #2585A6 #37AAD2 #69BFDD #9BD4E8

Accessibility & contrast

On white

2.68

#37AAD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.84

#37AAD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AAD2

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AAD2	#FFFFFF	#000000	##000000
##37AAD2	1.00	2.68	7.84	7.84
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.84	21.00	1.00	1.00
##000000	7.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94A7D4

Deuteranopia (green-blind)

#7F97D2

Tritanopia (blue-blind)

#00B6B7

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #37aad2;
/* rgb */ color: rgb(55, 170, 210);
/* oklch */ color: oklch(69.2% 0.115 225.8);

Tailwind

colors: {
  custom: {
    50: '#83c3e0',
    500: '#37aad2',
    950: '#000000',
  },
}

SCSS

$custom: #37aad2;
$custom-light: #83c3e0;
$custom-dark: #000000;

JSON

{
  "hex": "#37aad2",
  "rgb": {
    "r": 55,
    "g": 170,
    "b": 210
  },
  "hsl": {
    "h": 195.484,
    "s": 63.265,
    "l": 51.961
  },
  "oklch": {
    "l": 0.6916,
    "c": 0.11527,
    "h": 225.8
  },
  "luminance": 0.34215
}

Semantic roles & 50–950 ramp

primary

#37AAD2

secondary

#D4A290

accent

#6C41E6

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #37AAD2

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

Preview Lab → · Contrast checker → · Palette generator →