#37BCD7#37BCD7

#37BCD7 is a light, moderate cyan. Relative luminance 0.417; OKLCH L 73.7% C 0.116 H 214.7°. Best body text is #000000 at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#37BCD7
RGB	rgb(55, 188, 215)
HSL	hsl(190, 67%, 53%)
HSV	hsv(190, 74%, 84%)
CMYK	cmyk(74.4%, 12.6%, 0%, 15.7%)
CIE-LAB	lab(70.65, -26.31, -23.75)
CIE-LCH	lch(70.65, 35.44, 222.06°)
OKLab	oklab(73.66% -0.0958 -0.0662)
OKLCH	oklch(73.66% 0.116 214.7)
XYZ	xyz(31.8193, 41.6811, 70.6451)
Luminance	0.4168 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BCD7 #D75237

analogous

#37D7A2 #37BCD7 #376CD7

triadic

#37BCD7 #D737BC #BCD737

tetradic

#37BCD7 #A237D7 #D75237 #6CD737

square

#37BCD7 #A237D7 #D75237 #6CD737

split-complementary

#37BCD7 #D7376C #D7A237

monochromatic

#196A7B #2397AE #37BCD7 #6ACDE1 #9DDEEB

Accessibility & contrast

On white

2.25

#37BCD7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.34

#37BCD7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BCD7

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BCD7	#FFFFFF	#000000	##000000
##37BCD7	1.00	2.25	9.34	9.34
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.34	21.00	1.00	1.00
##000000	9.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9B6D9

Deuteranopia (green-blind)

#93A6D7

Tritanopia (blue-blind)

#00C6C4

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #37bcd7;
/* rgb */ color: rgb(55, 188, 215);
/* oklch */ color: oklch(73.7% 0.116 214.7);

Tailwind

colors: {
  custom: {
    50: '#85d0e3',
    500: '#37bcd7',
    950: '#000000',
  },
}

SCSS

$custom: #37bcd7;
$custom-light: #85d0e3;
$custom-dark: #000000;

JSON

{
  "hex": "#37bcd7",
  "rgb": {
    "r": 55,
    "g": 188,
    "b": 215
  },
  "hsl": {
    "h": 190.125,
    "s": 66.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.73656,
    "c": 0.11647,
    "h": 214.7
  },
  "luminance": 0.41685
}

Semantic roles & 50–950 ramp

primary

#37BCD7

secondary

#D79E92

accent

#5B3EEA

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1415

muted

#7E8283

Preview Lab

Preview with #37BCD7

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

Preview Lab → · Contrast checker → · Palette generator →