#4F90C8#4F90C8

#4F90C8 is a light, moderate cyan. Relative luminance 0.258; OKLCH L 63.4% C 0.108 H 246.5°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4F90C8
RGB	rgb(79, 144, 200)
HSL	hsl(208, 52%, 55%)
HSV	hsv(208, 61%, 78%)
CMYK	cmyk(60.5%, 28%, 0%, 21.6%)
CIE-LAB	lab(57.82, -3.86, -35.18)
CIE-LCH	lch(57.82, 35.39, 263.74°)
OKLab	oklab(63.42% -0.043 -0.099)
OKLCH	oklch(63.42% 0.108 246.5)
XYZ	xyz(23.6192, 25.7767, 58.3631)
Luminance	0.2578 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F90C8 #C8874F

analogous

#4FC8C4 #4F90C8 #4F53C8

triadic

#4F90C8 #C84F90 #90C84F

tetradic

#4F90C8 #C44FC8 #C8874F #53C84F

square

#4F90C8 #C44FC8 #C8874F #53C84F

split-complementary

#4F90C8 #C84F53 #C8C44F

monochromatic

#255177 #3471A6 #4F90C8 #7EADD7 #ACCBE5

Accessibility & contrast

On white

3.41

#4F90C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#4F90C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F90C8

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F90C8	#FFFFFF	#000000	##000000
##4F90C8	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7892CA

Deuteranopia (green-blind)

#6886C7

Tritanopia (blue-blind)

#009DA3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4f90c8;
/* rgb */ color: rgb(79, 144, 200);
/* oklch */ color: oklch(63.4% 0.108 246.5);

Tailwind

colors: {
  custom: {
    50: '#8ab0d9',
    500: '#4f90c8',
    950: '#000000',
  },
}

SCSS

$custom: #4f90c8;
$custom-light: #8ab0d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f90c8",
  "rgb": {
    "r": 79,
    "g": 144,
    "b": 200
  },
  "hsl": {
    "h": 207.769,
    "s": 52.381,
    "l": 54.706
  },
  "oklch": {
    "l": 0.63423,
    "c": 0.10793,
    "h": 246.5
  },
  "luminance": 0.25779
}

Semantic roles & 50–950 ramp

primary

#4F90C8

secondary

#D3B8A0

accent

#8F4CDC

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #4F90C8

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

Preview Lab → · Contrast checker → · Palette generator →