#4C91CF#4C91CF

#4C91CF is a light, moderate cyan. Relative luminance 0.263; OKLCH L 63.9% C 0.117 H 247.8°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#4C91CF
RGB	rgb(76, 145, 207)
HSL	hsl(208, 58%, 55%)
HSV	hsv(208, 63%, 81%)
CMYK	cmyk(63.3%, 30%, 0%, 18.8%)
CIE-LAB	lab(58.31, -2.69, -38.37)
CIE-LCH	lch(58.31, 38.46, 265.99°)
OKLab	oklab(63.88% -0.0441 -0.1083)
OKLCH	oklch(63.88% 0.117 247.8)
XYZ	xyz(24.3642, 26.2899, 62.8098)
Luminance	0.2629 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C91CF #CF8A4C

analogous

#4CCFCB #4C91CF #4C4FCF

triadic

#4C91CF #CF4C91 #91CF4C

tetradic

#4C91CF #CB4CCF #CF8A4C #4FCF4C

square

#4C91CF #CB4CCF #CF8A4C #4FCF4C

split-complementary

#4C91CF #CF4C4F #CFCB4C

monochromatic

#22537F #2F72AF #4C91CF #7CAFDC #ADCCE9

Accessibility & contrast

On white

3.36

#4C91CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.26

#4C91CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C91CF

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C91CF	#FFFFFF	#000000	##000000
##4C91CF	1.00	3.36	6.26	6.26
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.26	21.00	1.00	1.00
##000000	6.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7693D2

Deuteranopia (green-blind)

#6486CE

Tritanopia (blue-blind)

#00A0A7

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4c91cf;
/* rgb */ color: rgb(76, 145, 207);
/* oklch */ color: oklch(63.9% 0.117 247.8);

Tailwind

colors: {
  custom: {
    50: '#8ab1de',
    500: '#4c91cf',
    950: '#000000',
  },
}

SCSS

$custom: #4c91cf;
$custom-light: #8ab1de;
$custom-dark: #000000;

JSON

{
  "hex": "#4c91cf",
  "rgb": {
    "r": 76,
    "g": 145,
    "b": 207
  },
  "hsl": {
    "h": 208.397,
    "s": 57.709,
    "l": 55.49
  },
  "oklch": {
    "l": 0.63877,
    "c": 0.11692,
    "h": 247.8
  },
  "luminance": 0.26292
}

Semantic roles & 50–950 ramp

primary

#4C91CF

secondary

#D7BAA0

accent

#9047E1

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4C91CF

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

Preview Lab → · Contrast checker → · Palette generator →