#4C4591#4C4591

#4C4591 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.7% C 0.121 H 284.4°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#4C4591
RGB	rgb(76, 69, 145)
HSL	hsl(246, 36%, 42%)
HSV	hsv(246, 52%, 57%)
CMYK	cmyk(47.6%, 52.4%, 0%, 43.1%)
CIE-LAB	lab(33.64, 23.78, -41.23)
CIE-LCH	lch(33.64, 47.59, 299.97°)
OKLab	oklab(43.75% 0.0301 -0.1173)
OKLCH	oklch(43.75% 0.121 284.4)
XYZ	xyz(10.2179, 7.8366, 27.7568)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C4591 #8A9145

analogous

#456491 #4C4591 #724591

triadic

#4C4591 #914C45 #45914C

tetradic

#4C4591 #914564 #8A9145 #459172

square

#4C4591 #914564 #8A9145 #459172

split-complementary

#4C4591 #917245 #649145

monochromatic

#211E3E #363168 #4C4591 #6860B3 #8F89C7

Accessibility & contrast

On white

8.18

#4C4591 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#4C4591 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C4591

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C4591	#FFFFFF	#000000	##FFFFFF
##4C4591	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225194

Deuteranopia (green-blind)

#1E4D8F

Tritanopia (blue-blind)

#355564

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4c4591;
/* rgb */ color: rgb(76, 69, 145);
/* oklch */ color: oklch(43.7% 0.121 284.4);

Tailwind

colors: {
  custom: {
    50: '#8378b2',
    500: '#4c4591',
    950: '#000000',
  },
}

SCSS

$custom: #4c4591;
$custom-light: #8378b2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c4591",
  "rgb": {
    "r": 76,
    "g": 69,
    "b": 145
  },
  "hsl": {
    "h": 245.526,
    "s": 35.514,
    "l": 41.961
  },
  "oklch": {
    "l": 0.43749,
    "c": 0.1211,
    "h": 284.4
  },
  "luminance": 0.07837
}

Semantic roles & 50–950 ramp

primary

#4C4591

secondary

#AEB280

accent

#CC5CC1

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0911

muted

#7C7B80

Preview Lab

Preview with #4C4591

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

Preview Lab → · Contrast checker → · Palette generator →