#53B9E4#53B9E4

#53B9E4 is a light, moderate cyan. Relative luminance 0.421; OKLCH L 74.3% C 0.112 H 228.8°. Best body text is #000000 at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#53B9E4
RGB	rgb(83, 185, 228)
HSL	hsl(198, 73%, 61%)
HSV	hsv(198, 64%, 89%)
CMYK	cmyk(63.6%, 18.9%, 0%, 10.6%)
CIE-LAB	lab(70.96, -16.75, -30.29)
CIE-LCH	lch(70.96, 34.61, 241.05°)
OKLab	oklab(74.27% -0.074 -0.0847)
OKLCH	oklch(74.27% 0.112 228.8)
XYZ	xyz(34.9143, 42.1347, 79.6765)
Luminance	0.4214 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#53B9E4 #E47E53

analogous

#53E4C6 #53B9E4 #5370E4

triadic

#53B9E4 #E453B9 #B9E453

tetradic

#53B9E4 #C653E4 #E47E53 #70E453

square

#53B9E4 #C653E4 #E47E53 #70E453

split-complementary

#53B9E4 #E45370 #E4C653

monochromatic

#1A7AA3 #22A2D8 #53B9E4 #88CFEC #BDE4F5

Accessibility & contrast

On white

2.23

#53B9E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.43

#53B9E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #53B9E4

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##53B9E4	#FFFFFF	#000000	##000000
##53B9E4	1.00	2.23	9.43	9.43
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.43	21.00	1.00	1.00
##000000	9.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3B6E6

Deuteranopia (green-blind)

#8EA7E3

Tritanopia (blue-blind)

#00C5C7

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #53b9e4;
/* rgb */ color: rgb(83, 185, 228);
/* oklch */ color: oklch(74.3% 0.112 228.8);

Tailwind

colors: {
  custom: {
    50: '#91ceec',
    500: '#53b9e4',
    950: '#000000',
  },
}

SCSS

$custom: #53b9e4;
$custom-light: #91ceec;
$custom-dark: #000000;

JSON

{
  "hex": "#53b9e4",
  "rgb": {
    "r": 83,
    "g": 185,
    "b": 228
  },
  "hsl": {
    "h": 197.793,
    "s": 72.864,
    "l": 60.98
  },
  "oklch": {
    "l": 0.74267,
    "c": 0.11248,
    "h": 228.8
  },
  "luminance": 0.42138
}

Semantic roles & 50–950 ramp

primary

#53B9E4

secondary

#E5BEAE

accent

#4B11D5

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #53B9E4

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

Preview Lab → · Contrast checker → · Palette generator →