#4D409B#4D409B

#4D409B is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.6% C 0.143 H 285.4°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#4D409B
RGB	rgb(77, 64, 155)
HSL	hsl(249, 42%, 43%)
HSV	hsv(249, 59%, 61%)
CMYK	cmyk(50.3%, 58.7%, 0%, 39.2%)
CIE-LAB	lab(33.16, 30.35, -48.08)
CIE-LCH	lch(33.16, 56.86, 302.26°)
OKLab	oklab(43.63% 0.0378 -0.1374)
OKLCH	oklch(43.63% 0.143 285.4)
XYZ	xyz(10.8086, 7.6106, 31.9035)
Luminance	0.0761 (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

#4D409B #8E9B40

analogous

#40619B #4D409B #7A409B

triadic

#4D409B #9B4D40 #409B4D

tetradic

#4D409B #9B4061 #8E9B40 #409B7A

square

#4D409B #9B4061 #8E9B40 #409B7A

split-complementary

#4D409B #9B7A40 #619B40

monochromatic

#221C44 #372E70 #4D409B #6A5CBC #9288CE

Accessibility & contrast

On white

8.33

#4D409B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#4D409B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D409B

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D409B	#FFFFFF	#000000	##FFFFFF
##4D409B	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00519E

Deuteranopia (green-blind)

#004B99

Tritanopia (blue-blind)

#315567

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4d409b;
/* rgb */ color: rgb(77, 64, 155);
/* oklch */ color: oklch(43.6% 0.143 285.4);

Tailwind

colors: {
  custom: {
    50: '#8575b9',
    500: '#4d409b',
    950: '#000000',
  },
}

SCSS

$custom: #4d409b;
$custom-light: #8575b9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d409b",
  "rgb": {
    "r": 77,
    "g": 64,
    "b": 155
  },
  "hsl": {
    "h": 248.571,
    "s": 41.553,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43632,
    "c": 0.14255,
    "h": 285.4
  },
  "luminance": 0.07611
}

Semantic roles & 50–950 ramp

primary

#4D409B

secondary

#B0B87E

accent

#D156C0

background

#F8F7FB

surface

#F0EDF6

border

#CBC8D0

text

#0C0811

muted

#7D7B80

Preview Lab

Preview with #4D409B

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

Preview Lab → · Contrast checker → · Palette generator →