#37A2CA#37A2CA

#37A2CA is a light, moderate cyan. Relative luminance 0.309; OKLCH L 66.9% C 0.111 H 227.3°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#37A2CA
RGB	rgb(55, 162, 202)
HSL	hsl(196, 58%, 50%)
HSV	hsv(196, 73%, 79%)
CMYK	cmyk(72.8%, 19.8%, 0%, 20.8%)
CIE-LAB	lab(62.44, -17.07, -29.20)
CIE-LCH	lch(62.44, 33.82, 239.68°)
OKLab	oklab(66.9% -0.0755 -0.0819)
OKLCH	oklch(66.9% 0.111 227.3)
XYZ	xyz(25.1522, 30.9142, 60.5071)
Luminance	0.3092 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A2CA #CA5F37

analogous

#37CAA9 #37A2CA #3758CA

triadic

#37A2CA #CA37A2 #A2CA37

tetradic

#37A2CA #A937CA #CA5F37 #58CA37

square

#37A2CA #A937CA #CA5F37 #58CA37

split-complementary

#37A2CA #CA3758 #CAA937

monochromatic

#1C556A #297C9B #37A2CA #67B8D7 #98CFE4

Accessibility & contrast

On white

2.92

#37A2CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#37A2CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A2CA

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A2CA	#FFFFFF	#000000	##000000
##37A2CA	1.00	2.92	7.18	7.18
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.18	21.00	1.00	1.00
##000000	7.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D9FCC

Deuteranopia (green-blind)

#7991C9

Tritanopia (blue-blind)

#00ADAF

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #37a2ca;
/* rgb */ color: rgb(55, 162, 202);
/* oklch */ color: oklch(66.9% 0.111 227.3);

Tailwind

colors: {
  custom: {
    50: '#81bdda',
    500: '#37a2ca',
    950: '#000000',
  },
}

SCSS

$custom: #37a2ca;
$custom-light: #81bdda;
$custom-dark: #000000;

JSON

{
  "hex": "#37a2ca",
  "rgb": {
    "r": 55,
    "g": 162,
    "b": 202
  },
  "hsl": {
    "h": 196.327,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.66898,
    "c": 0.1114,
    "h": 227.3
  },
  "luminance": 0.30917
}

Semantic roles & 50–950 ramp

primary

#37A2CA

secondary

#CF9F8E

accent

#7146E1

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #37A2CA

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

Preview Lab → · Contrast checker → · Palette generator →