#4041AA#4041AA

#4041AA is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.0% C 0.164 H 276.9°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#4041AA
RGB	rgb(64, 65, 170)
HSL	hsl(239, 45%, 46%)
HSV	hsv(239, 62%, 67%)
CMYK	cmyk(62.4%, 61.8%, 0%, 33.3%)
CIE-LAB	lab(33.50, 32.18, -56.60)
CIE-LCH	lch(33.50, 65.11, 299.62°)
OKLab	oklab(43.98% 0.0196 -0.1629)
OKLCH	oklch(43.98% 0.164 276.9)
XYZ	xyz(11.2580, 7.7720, 38.9293)
Luminance	0.0777 (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

#4041AA #AAA940

analogous

#4076AA #4041AA #7440AA

triadic

#4041AA #AA4041 #41AA40

tetradic

#4041AA #AA4076 #AAA940 #40AA74

square

#4041AA #AA4076 #AAA940 #40AA74

split-complementary

#4041AA #AA7440 #76AA40

monochromatic

#1F1F51 #2F307E #4041AA #6364C4 #8F90D5

Accessibility & contrast

On white

8.22

#4041AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#4041AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4041AA

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4041AA	#FFFFFF	#000000	##FFFFFF
##4041AA	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AD

Deuteranopia (green-blind)

#004AA8

Tritanopia (blue-blind)

#005B6F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4041aa;
/* rgb */ color: rgb(64, 65, 170);
/* oklch */ color: oklch(44.0% 0.164 276.9);

Tailwind

colors: {
  custom: {
    50: '#8076c4',
    500: '#4041aa',
    950: '#000000',
  },
}

SCSS

$custom: #4041aa;
$custom-light: #8076c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4041aa",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 170
  },
  "hsl": {
    "h": 239.434,
    "s": 45.299,
    "l": 45.882
  },
  "oklch": {
    "l": 0.43984,
    "c": 0.16405,
    "h": 276.9
  },
  "luminance": 0.07773
}

Semantic roles & 50–950 ramp

primary

#4041AA

secondary

#C0C086

accent

#D453D5

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #4041AA

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

Preview Lab → · Contrast checker → · Palette generator →