#37AEC8#37AEC8

#37AEC8 is a light, moderate cyan. Relative luminance 0.353; OKLCH L 69.7% C 0.108 H 215.7°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#37AEC8
RGB	rgb(55, 174, 200)
HSL	hsl(191, 57%, 50%)
HSV	hsv(191, 73%, 78%)
CMYK	cmyk(72.5%, 13%, 0%, 21.6%)
CIE-LAB	lab(65.94, -23.99, -22.69)
CIE-LCH	lch(65.94, 33.02, 223.41°)
OKLab	oklab(69.69% -0.0881 -0.0633)
OKLCH	oklch(69.69% 0.108 215.7)
XYZ	xyz(27.1325, 35.2513, 60.0066)
Luminance	0.3525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AEC8 #C85137

analogous

#37C89A #37AEC8 #3765C8

triadic

#37AEC8 #C837AE #AEC837

tetradic

#37AEC8 #9A37C8 #C85137 #65C837

square

#37AEC8 #9A37C8 #C85137 #65C837

split-complementary

#37AEC8 #C83765 #C89A37

monochromatic

#1D5A68 #2A8498 #37AEC8 #67C1D5 #97D5E2

Accessibility & contrast

On white

2.61

#37AEC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#37AEC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AEC8

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AEC8	#FFFFFF	#000000	##000000
##37AEC8	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9CA9C9

Deuteranopia (green-blind)

#889AC8

Tritanopia (blue-blind)

#00B7B6

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #37aec8;
/* rgb */ color: rgb(55, 174, 200);
/* oklch */ color: oklch(69.7% 0.108 215.7);

Tailwind

colors: {
  custom: {
    50: '#82c6d8',
    500: '#37aec8',
    950: '#000000',
  },
}

SCSS

$custom: #37aec8;
$custom-light: #82c6d8;
$custom-dark: #000000;

JSON

{
  "hex": "#37aec8",
  "rgb": {
    "r": 55,
    "g": 174,
    "b": 200
  },
  "hsl": {
    "h": 190.759,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.69688,
    "c": 0.10848,
    "h": 215.7
  },
  "luminance": 0.35254
}

Semantic roles & 50–950 ramp

primary

#37AEC8

secondary

#CE998D

accent

#6348E0

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #37AEC8

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

Preview Lab → · Contrast checker → · Palette generator →