#37ABD2#37ABD2

#37ABD2 is a light, moderate cyan. Relative luminance 0.346; OKLCH L 69.4% C 0.115 H 225.0°. Best body text is #000000 at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#37ABD2
RGB	rgb(55, 171, 210)
HSL	hsl(195, 63%, 52%)
HSV	hsv(195, 74%, 82%)
CMYK	cmyk(73.8%, 18.6%, 0%, 17.6%)
CIE-LAB	lab(65.43, -19.21, -29.02)
CIE-LCH	lch(65.43, 34.80, 236.49°)
OKLab	oklab(69.4% -0.0813 -0.0813)
OKLCH	oklch(69.4% 0.115 225)
XYZ	xyz(27.7665, 34.5879, 66.1730)
Luminance	0.3459 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37ABD2 #D25E37

analogous

#37D2AC #37ABD2 #375ED2

triadic

#37ABD2 #D237AB #ABD237

tetradic

#37ABD2 #AC37D2 #D25E37 #5ED237

square

#37ABD2 #AC37D2 #D25E37 #5ED237

split-complementary

#37ABD2 #D2375E #D2AC37

monochromatic

#1A5E74 #2586A6 #37ABD2 #69C0DD #9BD5E8

Accessibility & contrast

On white

2.65

#37ABD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.92

#37ABD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37ABD2

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37ABD2	#FFFFFF	#000000	##000000
##37ABD2	1.00	2.65	7.92	7.92
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.92	21.00	1.00	1.00
##000000	7.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95A7D4

Deuteranopia (green-blind)

#8098D2

Tritanopia (blue-blind)

#00B7B8

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #37abd2;
/* rgb */ color: rgb(55, 171, 210);
/* oklch */ color: oklch(69.4% 0.115 225.0);

Tailwind

colors: {
  custom: {
    50: '#83c4e0',
    500: '#37abd2',
    950: '#000000',
  },
}

SCSS

$custom: #37abd2;
$custom-light: #83c4e0;
$custom-dark: #000000;

JSON

{
  "hex": "#37abd2",
  "rgb": {
    "r": 55,
    "g": 171,
    "b": 210
  },
  "hsl": {
    "h": 195.097,
    "s": 63.265,
    "l": 51.961
  },
  "oklch": {
    "l": 0.69397,
    "c": 0.11501,
    "h": 225
  },
  "luminance": 0.34591
}

Semantic roles & 50–950 ramp

primary

#37ABD2

secondary

#D4A290

accent

#6B41E6

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #37ABD2

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

Preview Lab → · Contrast checker → · Palette generator →