#52B3EF#52B3EF

#52B3EF is a light, vivid cyan. Relative luminance 0.403; OKLCH L 73.4% C 0.126 H 239.0°. Best body text is #000000 at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#52B3EF
RGB	rgb(82, 179, 239)
HSL	hsl(203, 83%, 63%)
HSV	hsv(203, 66%, 94%)
CMYK	cmyk(65.7%, 25.1%, 0%, 6.3%)
CIE-LAB	lab(69.66, -10.23, -38.30)
CIE-LCH	lch(69.66, 39.65, 255.04°)
OKLab	oklab(73.36% -0.0648 -0.1077)
OKLCH	oklch(73.36% 0.126 239)
XYZ	xyz(35.1738, 40.2623, 87.5623)
Luminance	0.4027 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#52B3EF #EF8E52

analogous

#52EFDD #52B3EF #5264EF

triadic

#52B3EF #EF52B3 #B3EF52

tetradic

#52B3EF #DD52EF #EF8E52 #64EF52

square

#52B3EF #DD52EF #EF8E52 #64EF52

split-complementary

#52B3EF #EF5264 #EFDD52

monochromatic

#1177B6 #1A9AEA #52B3EF #8ACCF4 #C2E4F9

Accessibility & contrast

On white

2.32

#52B3EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.05

#52B3EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #52B3EF

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##52B3EF	#FFFFFF	#000000	##000000
##52B3EF	1.00	2.32	9.05	9.05
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.05	21.00	1.00	1.00
##000000	9.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97B3F2

Deuteranopia (green-blind)

#82A3EE

Tritanopia (blue-blind)

#00C2C8

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #52b3ef;
/* rgb */ color: rgb(82, 179, 239);
/* oklch */ color: oklch(73.4% 0.126 239.0);

Tailwind

colors: {
  custom: {
    50: '#92c9f4',
    500: '#52b3ef',
    950: '#000000',
  },
}

SCSS

$custom: #52b3ef;
$custom-light: #92c9f4;
$custom-dark: #000000;

JSON

{
  "hex": "#52b3ef",
  "rgb": {
    "r": 82,
    "g": 179,
    "b": 239
  },
  "hsl": {
    "h": 202.93,
    "s": 83.069,
    "l": 62.941
  },
  "oklch": {
    "l": 0.73363,
    "c": 0.12576,
    "h": 239
  },
  "luminance": 0.40266
}

Semantic roles & 50–950 ramp

primary

#52B3EF

secondary

#EBC8B2

accent

#5906DF

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #52B3EF

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

Preview Lab → · Contrast checker → · Palette generator →