#4C409B#4C409B

#4C409B is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.5% C 0.143 H 284.8°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#4C409B
RGB	rgb(76, 64, 155)
HSL	hsl(248, 42%, 43%)
HSV	hsv(248, 59%, 61%)
CMYK	cmyk(51%, 58.7%, 0%, 39.2%)
CIE-LAB	lab(33.07, 30.14, -48.23)
CIE-LCH	lch(33.07, 56.87, 302.00°)
OKLab	oklab(43.54% 0.0365 -0.1379)
OKLCH	oklch(43.54% 0.143 284.8)
XYZ	xyz(10.7285, 7.5693, 31.8997)
Luminance	0.0757 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C409B #8F9B40

analogous

#40619B #4C409B #79409B

triadic

#4C409B #9B4C40 #409B4C

tetradic

#4C409B #9B4061 #8F9B40 #409B79

square

#4C409B #9B4061 #8F9B40 #409B79

split-complementary

#4C409B #9B7940 #619B40

monochromatic

#221C44 #372E70 #4C409B #695CBC #9188CE

Accessibility & contrast

On white

8.35

#4C409B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#4C409B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C409B

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C409B	#FFFFFF	#000000	##FFFFFF
##4C409B	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509E

Deuteranopia (green-blind)

#004B99

Tritanopia (blue-blind)

#2F5567

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4c409b;
/* rgb */ color: rgb(76, 64, 155);
/* oklch */ color: oklch(43.5% 0.143 284.8);

Tailwind

colors: {
  custom: {
    50: '#8475b9',
    500: '#4c409b',
    950: '#000000',
  },
}

SCSS

$custom: #4c409b;
$custom-light: #8475b9;
$custom-dark: #000000;

JSON

{
  "hex": "#4c409b",
  "rgb": {
    "r": 76,
    "g": 64,
    "b": 155
  },
  "hsl": {
    "h": 247.912,
    "s": 41.553,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43544,
    "c": 0.14266,
    "h": 284.8
  },
  "luminance": 0.0757
}

Semantic roles & 50–950 ramp

primary

#4C409B

secondary

#B1B87E

accent

#D156C1

background

#F8F7FB

surface

#F0EDF6

border

#CBC8D0

text

#0B0811

muted

#7C7B80

Preview Lab

Preview with #4C409B

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

Preview Lab → · Contrast checker → · Palette generator →