#37BAD7#37BAD7

#37BAD7 is a light, moderate cyan. Relative luminance 0.408; OKLCH L 73.2% C 0.116 H 216.2°. Best body text is #000000 at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#37BAD7
RGB	rgb(55, 186, 215)
HSL	hsl(191, 67%, 53%)
HSV	hsv(191, 74%, 84%)
CMYK	cmyk(74.4%, 13.5%, 0%, 15.7%)
CIE-LAB	lab(70.06, -25.31, -24.65)
CIE-LCH	lch(70.06, 35.33, 224.24°)
OKLab	oklab(73.18% -0.0939 -0.0688)
OKLCH	oklch(73.18% 0.116 216.2)
XYZ	xyz(31.3950, 40.8326, 70.5036)
Luminance	0.4084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BAD7 #D75437

analogous

#37D7A4 #37BAD7 #376AD7

triadic

#37BAD7 #D737BA #BAD737

tetradic

#37BAD7 #A437D7 #D75437 #6AD737

square

#37BAD7 #A437D7 #D75437 #6AD737

split-complementary

#37BAD7 #D7376A #D7A437

monochromatic

#19697B #2395AE #37BAD7 #6ACCE1 #9DDDEB

Accessibility & contrast

On white

2.29

#37BAD7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.17

#37BAD7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BAD7

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BAD7	#FFFFFF	#000000	##000000
##37BAD7	1.00	2.29	9.17	9.17
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.17	21.00	1.00	1.00
##000000	9.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B4D9

Deuteranopia (green-blind)

#91A4D7

Tritanopia (blue-blind)

#00C4C3

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #37bad7;
/* rgb */ color: rgb(55, 186, 215);
/* oklch */ color: oklch(73.2% 0.116 216.2);

Tailwind

colors: {
  custom: {
    50: '#85cfe3',
    500: '#37bad7',
    950: '#000000',
  },
}

SCSS

$custom: #37bad7;
$custom-light: #85cfe3;
$custom-dark: #000000;

JSON

{
  "hex": "#37bad7",
  "rgb": {
    "r": 55,
    "g": 186,
    "b": 215
  },
  "hsl": {
    "h": 190.875,
    "s": 66.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.73179,
    "c": 0.1164,
    "h": 216.2
  },
  "luminance": 0.40836
}

Semantic roles & 50–950 ramp

primary

#37BAD7

secondary

#D79F92

accent

#5D3EEA

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #37BAD7

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

Preview Lab → · Contrast checker → · Palette generator →