#4041AD#4041AD

#4041AD is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.2% C 0.168 H 276.6°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#4041AD
RGB	rgb(64, 65, 173)
HSL	hsl(239, 46%, 46%)
HSV	hsv(239, 63%, 68%)
CMYK	cmyk(63%, 62.4%, 0%, 32.2%)
CIE-LAB	lab(33.75, 33.20, -58.00)
CIE-LCH	lch(33.75, 66.83, 299.79°)
OKLab	oklab(44.24% 0.0194 -0.167)
OKLCH	oklch(44.24% 0.168 276.6)
XYZ	xyz(11.5450, 7.8868, 40.4410)
Luminance	0.0789 (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

#4041AD #ADAC40

analogous

#4078AD #4041AD #7640AD

triadic

#4041AD #AD4041 #41AD40

tetradic

#4041AD #AD4078 #ADAC40 #40AD76

square

#4041AD #AD4078 #ADAC40 #40AD76

split-complementary

#4041AD #AD7640 #78AD40

monochromatic

#1F1F54 #2F3080 #4041AD #6465C6 #9192D6

Accessibility & contrast

On white

8.15

#4041AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#4041AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4041AD

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4041AD	#FFFFFF	#000000	##FFFFFF
##4041AD	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B0

Deuteranopia (green-blind)

#004BAB

Tritanopia (blue-blind)

#005C71

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4041ad;
/* rgb */ color: rgb(64, 65, 173);
/* oklch */ color: oklch(44.2% 0.168 276.6);

Tailwind

colors: {
  custom: {
    50: '#8176c6',
    500: '#4041ad',
    950: '#000000',
  },
}

SCSS

$custom: #4041ad;
$custom-light: #8176c6;
$custom-dark: #000000;

JSON

{
  "hex": "#4041ad",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 173
  },
  "hsl": {
    "h": 239.45,
    "s": 45.992,
    "l": 46.471
  },
  "oklch": {
    "l": 0.44238,
    "c": 0.16811,
    "h": 276.6
  },
  "luminance": 0.07888
}

Semantic roles & 50–950 ramp

primary

#4041AD

secondary

#C2C187

accent

#D452D6

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #4041AD

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

Preview Lab → · Contrast checker → · Palette generator →