#4B8DDF#4B8DDF

#4B8DDF is a light, vivid cyan. Relative luminance 0.259; OKLCH L 63.8% C 0.141 H 255.0°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#4B8DDF
RGB	rgb(75, 141, 223)
HSL	hsl(213, 70%, 58%)
HSV	hsv(213, 66%, 87%)
CMYK	cmyk(66.4%, 36.8%, 0%, 12.5%)
CIE-LAB	lab(57.91, 4.90, -47.95)
CIE-LCH	lch(57.91, 48.20, 275.83°)
OKLab	oklab(63.81% -0.0365 -0.1363)
OKLCH	oklch(63.81% 0.141 255)
XYZ	xyz(25.7410, 25.8707, 73.4347)
Luminance	0.2587 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8DDF #DF9D4B

analogous

#4BD7DF #4B8DDF #534BDF

triadic

#4B8DDF #DF4B8D #8DDF4B

tetradic

#4B8DDF #DF4BD7 #DF9D4B #4BDF53

square

#4B8DDF #DF4BD7 #DF9D4B #4BDF53

split-complementary

#4B8DDF #DF534B #D7DF4B

monochromatic

#1B5195 #246DC9 #4B8DDF #7FAEE8 #B3CFF1

Accessibility & contrast

On white

3.40

#4B8DDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#4B8DDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8DDF

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8DDF	#FFFFFF	#000000	##000000
##4B8DDF	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6993E2

Deuteranopia (green-blind)

#5385DD

Tritanopia (blue-blind)

#00A0AB

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4b8ddf;
/* rgb */ color: rgb(75, 141, 223);
/* oklch */ color: oklch(63.8% 0.141 255.0);

Tailwind

colors: {
  custom: {
    50: '#8cade9',
    500: '#4b8ddf',
    950: '#000000',
  },
}

SCSS

$custom: #4b8ddf;
$custom-light: #8cade9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8ddf",
  "rgb": {
    "r": 75,
    "g": 141,
    "b": 223
  },
  "hsl": {
    "h": 213.243,
    "s": 69.811,
    "l": 58.431
  },
  "oklch": {
    "l": 0.63811,
    "c": 0.1411,
    "h": 255
  },
  "luminance": 0.25873
}

Semantic roles & 50–950 ramp

primary

#4B8DDF

secondary

#E0C6A6

accent

#9D3BED

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4B8DDF

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

Preview Lab → · Contrast checker → · Palette generator →