#37A7CA#37A7CA

#37A7CA is a light, moderate cyan. Relative luminance 0.327; OKLCH L 68.1% C 0.110 H 223.1°. Best body text is #000000 at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#37A7CA
RGB	rgb(55, 167, 202)
HSL	hsl(194, 58%, 50%)
HSV	hsv(194, 73%, 79%)
CMYK	cmyk(72.8%, 17.3%, 0%, 20.8%)
CIE-LAB	lab(63.93, -19.72, -26.90)
CIE-LCH	lch(63.93, 33.35, 233.75°)
OKLab	oklab(68.09% -0.0804 -0.0753)
OKLCH	oklch(68.09% 0.11 223.1)
XYZ	xyz(26.0505, 32.7109, 60.8065)
Luminance	0.3271 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A7CA #CA5A37

analogous

#37CAA4 #37A7CA #375DCA

triadic

#37A7CA #CA37A7 #A7CA37

tetradic

#37A7CA #A437CA #CA5A37 #5DCA37

square

#37A7CA #A437CA #CA5A37 #5DCA37

split-complementary

#37A7CA #CA375D #CAA437

monochromatic

#1C586A #29809B #37A7CA #67BCD7 #98D2E4

Accessibility & contrast

On white

2.78

#37A7CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.54

#37A7CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A7CA

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A7CA	#FFFFFF	#000000	##000000
##37A7CA	1.00	2.78	7.54	7.54
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.54	21.00	1.00	1.00
##000000	7.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93A3CC

Deuteranopia (green-blind)

#7F95CA

Tritanopia (blue-blind)

#00B2B2

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #37a7ca;
/* rgb */ color: rgb(55, 167, 202);
/* oklch */ color: oklch(68.1% 0.110 223.1);

Tailwind

colors: {
  custom: {
    50: '#82c1da',
    500: '#37a7ca',
    950: '#000000',
  },
}

SCSS

$custom: #37a7ca;
$custom-light: #82c1da;
$custom-dark: #000000;

JSON

{
  "hex": "#37a7ca",
  "rgb": {
    "r": 55,
    "g": 167,
    "b": 202
  },
  "hsl": {
    "h": 194.286,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.68092,
    "c": 0.11016,
    "h": 223.1
  },
  "luminance": 0.32714
}

Semantic roles & 50–950 ramp

primary

#37A7CA

secondary

#CF9D8E

accent

#6B46E1

background

#F8FBFD

surface

#F0F7FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #37A7CA

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

Preview Lab → · Contrast checker → · Palette generator →