#37AAC8#37AAC8

#37AAC8 is a light, moderate cyan. Relative luminance 0.337; OKLCH L 68.7% C 0.109 H 219.1°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#37AAC8
RGB	rgb(55, 170, 200)
HSL	hsl(192, 57%, 50%)
HSV	hsv(192, 73%, 78%)
CMYK	cmyk(72.5%, 15%, 0%, 21.6%)
CIE-LAB	lab(64.75, -21.93, -24.52)
CIE-LCH	lch(64.75, 32.90, 228.19°)
OKLab	oklab(68.73% -0.0842 -0.0685)
OKLCH	oklch(68.73% 0.109 219.1)
XYZ	xyz(26.3712, 33.7287, 59.7528)
Luminance	0.3373 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AAC8 #C85537

analogous

#37C89E #37AAC8 #3761C8

triadic

#37AAC8 #C837AA #AAC837

tetradic

#37AAC8 #9E37C8 #C85537 #61C837

square

#37AAC8 #9E37C8 #C85537 #61C837

split-complementary

#37AAC8 #C83761 #C89E37

monochromatic

#1D5868 #2A8198 #37AAC8 #67BED5 #97D3E2

Accessibility & contrast

On white

2.71

#37AAC8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#37AAC8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AAC8

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AAC8	#FFFFFF	#000000	##000000
##37AAC8	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97A5CA

Deuteranopia (green-blind)

#8397C8

Tritanopia (blue-blind)

#00B4B4

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #37aac8;
/* rgb */ color: rgb(55, 170, 200);
/* oklch */ color: oklch(68.7% 0.109 219.1);

Tailwind

colors: {
  custom: {
    50: '#82c3d8',
    500: '#37aac8',
    950: '#000000',
  },
}

SCSS

$custom: #37aac8;
$custom-light: #82c3d8;
$custom-dark: #000000;

JSON

{
  "hex": "#37aac8",
  "rgb": {
    "r": 55,
    "g": 170,
    "b": 200
  },
  "hsl": {
    "h": 192.414,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.68725,
    "c": 0.10851,
    "h": 219.1
  },
  "luminance": 0.33732
}

Semantic roles & 50–950 ramp

primary

#37AAC8

secondary

#CE9A8D

accent

#6748E0

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #37AAC8

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

Preview Lab → · Contrast checker → · Palette generator →