#37ADD6#37ADD6

#37ADD6 is a light, moderate cyan. Relative luminance 0.356; OKLCH L 70.0% C 0.117 H 225.9°. Best body text is #000000 at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#37ADD6
RGB	rgb(55, 173, 214)
HSL	hsl(195, 66%, 53%)
HSV	hsv(195, 74%, 84%)
CMYK	cmyk(74.3%, 19.2%, 0%, 16.1%)
CIE-LAB	lab(66.18, -18.95, -30.07)
CIE-LCH	lch(66.18, 35.54, 237.78°)
OKLab	oklab(70.05% -0.0818 -0.0843)
OKLCH	oklch(70.05% 0.117 225.9)
XYZ	xyz(28.6517, 35.5510, 68.9573)
Luminance	0.3555 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37ADD6 #D66037

analogous

#37D6B0 #37ADD6 #375DD6

triadic

#37ADD6 #D637AD #ADD637

tetradic

#37ADD6 #B037D6 #D66037 #5DD637

square

#37ADD6 #B037D6 #D66037 #5DD637

split-complementary

#37ADD6 #D6375D #D6B037

monochromatic

#19617A #2389AC #37ADD6 #6AC2E0 #9DD7EB

Accessibility & contrast

On white

2.59

#37ADD6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.11

#37ADD6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37ADD6

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37ADD6	#FFFFFF	#000000	##000000
##37ADD6	1.00	2.59	8.11	8.11
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.11	21.00	1.00	1.00
##000000	8.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97AAD8

Deuteranopia (green-blind)

#819AD6

Tritanopia (blue-blind)

#00B9BA

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #37add6;
/* rgb */ color: rgb(55, 173, 214);
/* oklch */ color: oklch(70.0% 0.117 225.9);

Tailwind

colors: {
  custom: {
    50: '#84c5e2',
    500: '#37add6',
    950: '#000000',
  },
}

SCSS

$custom: #37add6;
$custom-light: #84c5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#37add6",
  "rgb": {
    "r": 55,
    "g": 173,
    "b": 214
  },
  "hsl": {
    "h": 195.472,
    "s": 65.975,
    "l": 52.745
  },
  "oklch": {
    "l": 0.70049,
    "c": 0.11746,
    "h": 225.9
  },
  "luminance": 0.35554
}

Semantic roles & 50–950 ramp

primary

#37ADD6

secondary

#D7A492

accent

#6B3FE9

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1315

muted

#7D8283

Preview Lab

Preview with #37ADD6

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

Preview Lab → · Contrast checker → · Palette generator →