#37ABCA#37ABCA

#37ABCA is a light, moderate cyan. Relative luminance 0.342; OKLCH L 69.0% C 0.110 H 219.7°. Best body text is #000000 at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#37ABCA
RGB	rgb(55, 171, 202)
HSL	hsl(193, 58%, 50%)
HSV	hsv(193, 73%, 79%)
CMYK	cmyk(72.8%, 15.3%, 0%, 20.8%)
CIE-LAB	lab(65.12, -21.81, -25.06)
CIE-LCH	lch(65.12, 33.22, 228.97°)
OKLab	oklab(69.05% -0.0844 -0.07)
OKLCH	oklch(69.05% 0.11 219.7)
XYZ	xyz(26.7947, 34.1992, 61.0546)
Luminance	0.3420 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37ABCA #CA5637

analogous

#37CA9F #37ABCA #3761CA

triadic

#37ABCA #CA37AB #ABCA37

tetradic

#37ABCA #9F37CA #CA5637 #61CA37

square

#37ABCA #9F37CA #CA5637 #61CA37

split-complementary

#37ABCA #CA3761 #CA9F37

monochromatic

#1C5A6A #29839B #37ABCA #67BFD7 #98D4E4

Accessibility & contrast

On white

2.68

#37ABCA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.84

#37ABCA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37ABCA

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37ABCA	#FFFFFF	#000000	##000000
##37ABCA	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)

#98A6CC

Deuteranopia (green-blind)

#8498CA

Tritanopia (blue-blind)

#00B5B5

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #37abca;
/* rgb */ color: rgb(55, 171, 202);
/* oklch */ color: oklch(69.0% 0.110 219.7);

Tailwind

colors: {
  custom: {
    50: '#82c4da',
    500: '#37abca',
    950: '#000000',
  },
}

SCSS

$custom: #37abca;
$custom-light: #82c4da;
$custom-dark: #000000;

JSON

{
  "hex": "#37abca",
  "rgb": {
    "r": 55,
    "g": 171,
    "b": 202
  },
  "hsl": {
    "h": 192.653,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.6905,
    "c": 0.10964,
    "h": 219.7
  },
  "luminance": 0.34202
}

Semantic roles & 50–950 ramp

primary

#37ABCA

secondary

#CF9B8E

accent

#6746E1

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #37ABCA

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

Preview Lab → · Contrast checker → · Palette generator →