#37AFCA#37AFCA

#37AFCA is a light, moderate cyan. Relative luminance 0.357; OKLCH L 70.0% C 0.110 H 216.3°. Best body text is #000000 at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#37AFCA
RGB	rgb(55, 175, 202)
HSL	hsl(191, 58%, 50%)
HSV	hsv(191, 73%, 79%)
CMYK	cmyk(72.8%, 13.4%, 0%, 20.8%)
CIE-LAB	lab(66.32, -23.86, -23.23)
CIE-LCH	lch(66.32, 33.30, 224.23°)
OKLab	oklab(70.01% -0.0883 -0.0648)
OKLCH	oklch(70.01% 0.11 216.3)
XYZ	xyz(27.5617, 35.7332, 61.3103)
Luminance	0.3574 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AFCA #CA5237

analogous

#37CA9B #37AFCA #3766CA

triadic

#37AFCA #CA37AF #AFCA37

tetradic

#37AFCA #9B37CA #CA5237 #66CA37

square

#37AFCA #9B37CA #CA5237 #66CA37

split-complementary

#37AFCA #CA3766 #CA9B37

monochromatic

#1C5C6A #29869B #37AFCA #67C2D7 #98D6E4

Accessibility & contrast

On white

2.58

#37AFCA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.15

#37AFCA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AFCA

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AFCA	#FFFFFF	#000000	##000000
##37AFCA	1.00	2.58	8.15	8.15
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.15	21.00	1.00	1.00
##000000	8.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DAACC

Deuteranopia (green-blind)

#899BCA

Tritanopia (blue-blind)

#00B9B7

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #37afca;
/* rgb */ color: rgb(55, 175, 202);
/* oklch */ color: oklch(70.0% 0.110 216.3);

Tailwind

colors: {
  custom: {
    50: '#82c7da',
    500: '#37afca',
    950: '#000000',
  },
}

SCSS

$custom: #37afca;
$custom-light: #82c7da;
$custom-dark: #000000;

JSON

{
  "hex": "#37afca",
  "rgb": {
    "r": 55,
    "g": 175,
    "b": 202
  },
  "hsl": {
    "h": 191.02,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.70011,
    "c": 0.10953,
    "h": 216.3
  },
  "luminance": 0.35736
}

Semantic roles & 50–950 ramp

primary

#37AFCA

secondary

#CF9A8E

accent

#6346E1

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #37AFCA

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

Preview Lab → · Contrast checker → · Palette generator →