#53B3EE#53B3EE

#53B3EE is a light, vivid cyan. Relative luminance 0.403; OKLCH L 73.4% C 0.124 H 238.7°. Best body text is #000000 at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#53B3EE
RGB	rgb(83, 179, 238)
HSL	hsl(203, 82%, 63%)
HSV	hsv(203, 65%, 93%)
CMYK	cmyk(65.1%, 24.8%, 0%, 6.7%)
CIE-LAB	lab(69.65, -10.39, -37.77)
CIE-LCH	lch(69.65, 39.18, 254.62°)
OKLab	oklab(73.35% -0.0646 -0.1062)
OKLCH	oklch(73.35% 0.124 238.7)
XYZ	xyz(35.1141, 40.2486, 86.7905)
Luminance	0.4025 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#53B3EE #EE8E53

analogous

#53EEDC #53B3EE #5365EE

triadic

#53B3EE #EE53B3 #B3EE53

tetradic

#53B3EE #DC53EE #EE8E53 #65EE53

square

#53B3EE #DC53EE #EE8E53 #65EE53

split-complementary

#53B3EE #EE5365 #EEDC53

monochromatic

#1277B5 #1B9AE8 #53B3EE #8BCCF4 #C2E4F9

Accessibility & contrast

On white

2.32

#53B3EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.05

#53B3EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #53B3EE

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##53B3EE	#FFFFFF	#000000	##000000
##53B3EE	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)

#98B3F1

Deuteranopia (green-blind)

#82A3ED

Tritanopia (blue-blind)

#00C2C7

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #53b3ee;
/* rgb */ color: rgb(83, 179, 238);
/* oklch */ color: oklch(73.4% 0.124 238.7);

Tailwind

colors: {
  custom: {
    50: '#92c9f3',
    500: '#53b3ee',
    950: '#000000',
  },
}

SCSS

$custom: #53b3ee;
$custom-light: #92c9f3;
$custom-dark: #000000;

JSON

{
  "hex": "#53b3ee",
  "rgb": {
    "r": 83,
    "g": 179,
    "b": 238
  },
  "hsl": {
    "h": 202.839,
    "s": 82.011,
    "l": 62.941
  },
  "oklch": {
    "l": 0.7335,
    "c": 0.12429,
    "h": 238.7
  },
  "luminance": 0.40252
}

Semantic roles & 50–950 ramp

primary

#53B3EE

secondary

#EAC8B2

accent

#5907DE

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #53B3EE

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

Preview Lab → · Contrast checker → · Palette generator →