#37AFC7#37AFC7

#37AFC7 is a light, moderate cyan. Relative luminance 0.356; OKLCH L 69.9% C 0.108 H 214.1°. Best body text is #000000 at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#37AFC7
RGB	rgb(55, 175, 199)
HSL	hsl(190, 57%, 50%)
HSV	hsv(190, 72%, 78%)
CMYK	cmyk(72.4%, 12.1%, 0%, 22%)
CIE-LAB	lab(66.21, -24.81, -21.74)
CIE-LCH	lch(66.21, 32.98, 221.22°)
OKLab	oklab(69.89% -0.0895 -0.0606)
OKLCH	oklch(69.89% 0.108 214.1)
XYZ	xyz(27.2099, 35.5925, 59.4577)
Luminance	0.3560 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AFC7 #C74F37

analogous

#37C797 #37AFC7 #3767C7

triadic

#37AFC7 #C737AF #AFC737

tetradic

#37AFC7 #9737C7 #C74F37 #67C737

square

#37AFC7 #9737C7 #C74F37 #67C737

split-complementary

#37AFC7 #C73767 #C79737

monochromatic

#1C5B67 #2A8597 #37AFC7 #66C2D5 #96D5E2

Accessibility & contrast

On white

2.59

#37AFC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.12

#37AFC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AFC7

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AFC7	#FFFFFF	#000000	##000000
##37AFC7	1.00	2.59	8.12	8.12
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.12	21.00	1.00	1.00
##000000	8.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EA9C8

Deuteranopia (green-blind)

#8A9BC7

Tritanopia (blue-blind)

#00B8B6

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #37afc7;
/* rgb */ color: rgb(55, 175, 199);
/* oklch */ color: oklch(69.9% 0.108 214.1);

Tailwind

colors: {
  custom: {
    50: '#82c7d8',
    500: '#37afc7',
    950: '#000000',
  },
}

SCSS

$custom: #37afc7;
$custom-light: #82c7d8;
$custom-dark: #000000;

JSON

{
  "hex": "#37afc7",
  "rgb": {
    "r": 55,
    "g": 175,
    "b": 199
  },
  "hsl": {
    "h": 190,
    "s": 56.693,
    "l": 49.804
  },
  "oklch": {
    "l": 0.69888,
    "c": 0.10807,
    "h": 214.1
  },
  "luminance": 0.35596
}

Semantic roles & 50–950 ramp

primary

#37AFC7

secondary

#CD978C

accent

#6148E0

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #37AFC7

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

Preview Lab → · Contrast checker → · Palette generator →