#4C91CC#4C91CC

#4C91CC is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.7% C 0.113 H 246.6°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#4C91CC
RGB	rgb(76, 145, 204)
HSL	hsl(208, 56%, 55%)
HSV	hsv(208, 63%, 80%)
CMYK	cmyk(62.7%, 28.9%, 0%, 20%)
CIE-LAB	lab(58.17, -3.68, -36.89)
CIE-LCH	lch(58.17, 37.08, 264.30°)
OKLab	oklab(63.72% -0.045 -0.104)
OKLCH	oklch(63.72% 0.113 246.6)
XYZ	xyz(24.0009, 26.1446, 60.8966)
Luminance	0.2615 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C91CC #CC874C

analogous

#4CCCC7 #4C91CC #4C51CC

triadic

#4C91CC #CC4C91 #91CC4C

tetradic

#4C91CC #C74CCC #CC874C #51CC4C

square

#4C91CC #C74CCC #CC874C #51CC4C

split-complementary

#4C91CC #CC4C51 #CCC74C

monochromatic

#23527B #3172AA #4C91CC #7CAEDA #ABCCE7

Accessibility & contrast

On white

3.37

#4C91CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#4C91CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C91CC

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C91CC	#FFFFFF	#000000	##000000
##4C91CC	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7793CF

Deuteranopia (green-blind)

#6686CB

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4c91cc;
/* rgb */ color: rgb(76, 145, 204);
/* oklch */ color: oklch(63.7% 0.113 246.6);

Tailwind

colors: {
  custom: {
    50: '#8ab1dc',
    500: '#4c91cc',
    950: '#000000',
  },
}

SCSS

$custom: #4c91cc;
$custom-light: #8ab1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c91cc",
  "rgb": {
    "r": 76,
    "g": 145,
    "b": 204
  },
  "hsl": {
    "h": 207.656,
    "s": 55.652,
    "l": 54.902
  },
  "oklch": {
    "l": 0.63724,
    "c": 0.11333,
    "h": 246.6
  },
  "luminance": 0.26147
}

Semantic roles & 50–950 ramp

primary

#4C91CC

secondary

#D5B89F

accent

#8E49DF

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D1015

muted

#7D7F83

Preview Lab

Preview with #4C91CC

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

Preview Lab → · Contrast checker → · Palette generator →