#4D478C#4D478C

#4D478C is a dark, moderate blue. Relative luminance 0.080; OKLCH L 43.9% C 0.111 H 284.8°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#4D478C
RGB	rgb(77, 71, 140)
HSL	hsl(245, 33%, 41%)
HSV	hsv(245, 49%, 55%)
CMYK	cmyk(45%, 49.3%, 0%, 45.1%)
CIE-LAB	lab(33.94, 21.17, -37.69)
CIE-LCH	lch(33.94, 43.23, 299.32°)
OKLab	oklab(43.89% 0.0283 -0.1069)
OKLCH	oklch(43.89% 0.111 284.8)
XYZ	xyz(10.0461, 7.9773, 25.8163)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D478C #868C47

analogous

#47648C #4D478C #70478C

triadic

#4D478C #8C4D47 #478C4D

tetradic

#4D478C #8C4764 #868C47 #478C70

square

#4D478C #8C4764 #868C47 #478C70

split-complementary

#4D478C #8C7047 #648C47

monochromatic

#201E3B #373263 #4D478C #6861AF #8F8AC4

Accessibility & contrast

On white

8.09

#4D478C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#4D478C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D478C

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D478C	#FFFFFF	#000000	##FFFFFF
##4D478C	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B528E

Deuteranopia (green-blind)

#294E8A

Tritanopia (blue-blind)

#395563

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4d478c;
/* rgb */ color: rgb(77, 71, 140);
/* oklch */ color: oklch(43.9% 0.111 284.8);

Tailwind

colors: {
  custom: {
    50: '#837aae',
    500: '#4d478c',
    950: '#000000',
  },
}

SCSS

$custom: #4d478c;
$custom-light: #837aae;
$custom-dark: #000000;

JSON

{
  "hex": "#4d478c",
  "rgb": {
    "r": 77,
    "g": 71,
    "b": 140
  },
  "hsl": {
    "h": 245.217,
    "s": 32.701,
    "l": 41.373
  },
  "oklch": {
    "l": 0.4389,
    "c": 0.11056,
    "h": 284.8
  },
  "luminance": 0.07978
}

Semantic roles & 50–950 ramp

primary

#4D478C

secondary

#ABAF80

accent

#C95FC0

background

#F8F7FA

surface

#EFEDF4

border

#CAC8CE

text

#0B0910

muted

#7C7B7F

Preview Lab

Preview with #4D478C

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

Preview Lab → · Contrast checker → · Palette generator →