#4E90C8#4E90C8

#4E90C8 is a light, moderate cyan. Relative luminance 0.257; OKLCH L 63.4% C 0.108 H 246.2°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#4E90C8
RGB	rgb(78, 144, 200)
HSL	hsl(208, 53%, 55%)
HSV	hsv(208, 61%, 78%)
CMYK	cmyk(61%, 28%, 0%, 21.6%)
CIE-LAB	lab(57.78, -4.05, -35.25)
CIE-LCH	lch(57.78, 35.48, 263.44°)
OKLab	oklab(63.38% -0.0437 -0.0992)
OKLCH	oklch(63.38% 0.108 246.2)
XYZ	xyz(23.5366, 25.7341, 58.3592)
Luminance	0.2574 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90C8 #C8864E

analogous

#4EC8C3 #4E90C8 #4E53C8

triadic

#4E90C8 #C84E90 #90C84E

tetradic

#4E90C8 #C34EC8 #C8864E #53C84E

square

#4E90C8 #C34EC8 #C8864E #53C84E

split-complementary

#4E90C8 #C84E53 #C8C34E

monochromatic

#255177 #3371A5 #4E90C8 #7DADD7 #ABCBE5

Accessibility & contrast

On white

3.42

#4E90C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#4E90C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90C8

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90C8	#FFFFFF	#000000	##000000
##4E90C8	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7892CA

Deuteranopia (green-blind)

#6785C7

Tritanopia (blue-blind)

#009DA3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4e90c8;
/* rgb */ color: rgb(78, 144, 200);
/* oklch */ color: oklch(63.4% 0.108 246.2);

Tailwind

colors: {
  custom: {
    50: '#8ab0d9',
    500: '#4e90c8',
    950: '#000000',
  },
}

SCSS

$custom: #4e90c8;
$custom-light: #8ab0d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90c8",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 200
  },
  "hsl": {
    "h": 207.541,
    "s": 52.586,
    "l": 54.51
  },
  "oklch": {
    "l": 0.63379,
    "c": 0.10842,
    "h": 246.2
  },
  "luminance": 0.25736
}

Semantic roles & 50–950 ramp

primary

#4E90C8

secondary

#D3B79F

accent

#8E4CDC

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0D1014

muted

#7D7F83

Preview Lab

Preview with #4E90C8

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

Preview Lab → · Contrast checker → · Palette generator →