#4B8CDF#4B8CDF

#4B8CDF is a light, vivid cyan. Relative luminance 0.256; OKLCH L 63.6% C 0.142 H 255.5°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#4B8CDF
RGB	rgb(75, 140, 223)
HSL	hsl(214, 70%, 58%)
HSV	hsv(214, 66%, 87%)
CMYK	cmyk(66.4%, 37.2%, 0%, 12.5%)
CIE-LAB	lab(57.63, 5.49, -48.40)
CIE-LCH	lch(57.63, 48.71, 276.47°)
OKLab	oklab(63.59% -0.0355 -0.1376)
OKLCH	oklch(63.59% 0.142 255.5)
XYZ	xyz(25.5942, 25.5772, 73.3858)
Luminance	0.2558 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8CDF #DF9E4B

analogous

#4BD6DF #4B8CDF #544BDF

triadic

#4B8CDF #DF4B8C #8CDF4B

tetradic

#4B8CDF #DF4BD6 #DF9E4B #4BDF54

square

#4B8CDF #DF4BD6 #DF9E4B #4BDF54

split-complementary

#4B8CDF #DF544B #D6DF4B

monochromatic

#1B5095 #246CC9 #4B8CDF #7FADE8 #B3CEF1

Accessibility & contrast

On white

3.43

#4B8CDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#4B8CDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8CDF

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8CDF	#FFFFFF	#000000	##000000
##4B8CDF	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6792E2

Deuteranopia (green-blind)

#5284DD

Tritanopia (blue-blind)

#009FAB

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4b8cdf;
/* rgb */ color: rgb(75, 140, 223);
/* oklch */ color: oklch(63.6% 0.142 255.5);

Tailwind

colors: {
  custom: {
    50: '#8cade9',
    500: '#4b8cdf',
    950: '#000000',
  },
}

SCSS

$custom: #4b8cdf;
$custom-light: #8cade9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8cdf",
  "rgb": {
    "r": 75,
    "g": 140,
    "b": 223
  },
  "hsl": {
    "h": 213.649,
    "s": 69.811,
    "l": 58.431
  },
  "oklch": {
    "l": 0.63592,
    "c": 0.14212,
    "h": 255.5
  },
  "luminance": 0.2558
}

Semantic roles & 50–950 ramp

primary

#4B8CDF

secondary

#E0C6A6

accent

#9F3BED

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4B8CDF

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

Preview Lab → · Contrast checker → · Palette generator →