#37ACC8#37ACC8

#37ACC8 is a light, moderate cyan. Relative luminance 0.345; OKLCH L 69.2% C 0.108 H 217.4°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#37ACC8
RGB	rgb(55, 172, 200)
HSL	hsl(192, 57%, 50%)
HSV	hsv(192, 73%, 78%)
CMYK	cmyk(72.5%, 14%, 0%, 21.6%)
CIE-LAB	lab(65.35, -22.96, -23.61)
CIE-LCH	lch(65.35, 32.93, 225.79°)
OKLab	oklab(69.21% -0.0861 -0.0659)
OKLCH	oklch(69.21% 0.108 217.4)
XYZ	xyz(26.7490, 34.4843, 59.8787)
Luminance	0.3449 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37ACC8 #C85337

analogous

#37C89B #37ACC8 #3764C8

triadic

#37ACC8 #C837AC #ACC837

tetradic

#37ACC8 #9B37C8 #C85337 #64C837

square

#37ACC8 #9B37C8 #C85337 #64C837

split-complementary

#37ACC8 #C83764 #C89B37

monochromatic

#1D5968 #2A8398 #37ACC8 #67C0D5 #97D4E2

Accessibility & contrast

On white

2.66

#37ACC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#37ACC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37ACC8

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37ACC8	#FFFFFF	#000000	##000000
##37ACC8	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AA7CA

Deuteranopia (green-blind)

#8698C8

Tritanopia (blue-blind)

#00B6B5

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #37acc8;
/* rgb */ color: rgb(55, 172, 200);
/* oklch */ color: oklch(69.2% 0.108 217.4);

Tailwind

colors: {
  custom: {
    50: '#82c5d8',
    500: '#37acc8',
    950: '#000000',
  },
}

SCSS

$custom: #37acc8;
$custom-light: #82c5d8;
$custom-dark: #000000;

JSON

{
  "hex": "#37acc8",
  "rgb": {
    "r": 55,
    "g": 172,
    "b": 200
  },
  "hsl": {
    "h": 191.586,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.69206,
    "c": 0.10844,
    "h": 217.4
  },
  "luminance": 0.34487
}

Semantic roles & 50–950 ramp

primary

#37ACC8

secondary

#CE998D

accent

#6548E0

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #37ACC8

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

Preview Lab → · Contrast checker → · Palette generator →