#53B9DB#53B9DB

#53B9DB is a light, moderate cyan. Relative luminance 0.417; OKLCH L 73.9% C 0.106 H 223.0°. Best body text is #000000 at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#53B9DB
RGB	rgb(83, 185, 219)
HSL	hsl(195, 65%, 59%)
HSV	hsv(195, 62%, 86%)
CMYK	cmyk(62.1%, 15.5%, 0%, 14.1%)
CIE-LAB	lab(70.63, -19.51, -25.90)
CIE-LCH	lch(70.63, 32.43, 233.00°)
OKLab	oklab(73.89% -0.0773 -0.0722)
OKLCH	oklch(73.89% 0.106 223)
XYZ	xyz(33.6973, 41.6479, 73.2671)
Luminance	0.4165 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#53B9DB #DB7553

analogous

#53DBB9 #53B9DB #5375DB

triadic

#53B9DB #DB53B9 #B9DB53

tetradic

#53B9DB #B953DB #DB7553 #75DB53

square

#53B9DB #B953DB #DB7553 #75DB53

split-complementary

#53B9DB #DB5375 #DBB953

monochromatic

#1F7795 #2AA0C7 #53B9DB #86CEE6 #B8E2F0

Accessibility & contrast

On white

2.25

#53B9DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.33

#53B9DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #53B9DB

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##53B9DB	#FFFFFF	#000000	##000000
##53B9DB	1.00	2.25	9.33	9.33
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.33	21.00	1.00	1.00
##000000	9.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B5DD

Deuteranopia (green-blind)

#92A7DB

Tritanopia (blue-blind)

#00C4C4

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #53b9db;
/* rgb */ color: rgb(83, 185, 219);
/* oklch */ color: oklch(73.9% 0.106 223.0);

Tailwind

colors: {
  custom: {
    50: '#90cee6',
    500: '#53b9db',
    950: '#000000',
  },
}

SCSS

$custom: #53b9db;
$custom-light: #90cee6;
$custom-dark: #000000;

JSON

{
  "hex": "#53b9db",
  "rgb": {
    "r": 83,
    "g": 185,
    "b": 219
  },
  "hsl": {
    "h": 195,
    "s": 65.385,
    "l": 59.216
  },
  "oklch": {
    "l": 0.73887,
    "c": 0.10578,
    "h": 223
  },
  "luminance": 0.41651
}

Semantic roles & 50–950 ramp

primary

#53B9DB

secondary

#DFB8AA

accent

#6A3FE8

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #53B9DB

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

Preview Lab → · Contrast checker → · Palette generator →