#4041DD#4041DD

#4041DD is a mid, highly saturated blue. Relative luminance 0.101; OKLCH L 48.6% C 0.229 H 273.6°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#4041DD
RGB	rgb(64, 65, 221)
HSL	hsl(240, 70%, 56%)
HSV	hsv(240, 71%, 87%)
CMYK	cmyk(71%, 70.6%, 0%, 13.3%)
CIE-LAB	lab(38.00, 49.23, -79.05)
CIE-LCH	lch(38.00, 93.12, 301.91°)
OKLab	oklab(48.62% 0.0143 -0.2286)
OKLCH	oklch(48.62% 0.229 273.6)
XYZ	xyz(17.0514, 10.0894, 69.4414)
Luminance	0.1009 (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

#4041DD #DDDC40

analogous

#408FDD #4041DD #8D40DD

triadic

#4041DD #DD4041 #41DD40

tetradic

#4041DD #DD408F #DDDC40 #40DD8D

square

#4041DD #DD408F #DDDC40 #40DD8D

split-complementary

#4041DD #DD8D40 #8FDD40

monochromatic

#19198A #2223BE #4041DD #7475E6 #A8A8EF

Accessibility & contrast

On white

6.96

#4041DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#4041DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4041DD

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4041DD	#FFFFFF	#000000	##FFFFFF
##4041DD	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061E2

Deuteranopia (green-blind)

#0052DA

Tritanopia (blue-blind)

#006D8B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4041dd;
/* rgb */ color: rgb(64, 65, 221);
/* oklch */ color: oklch(48.6% 0.229 273.6);

Tailwind

colors: {
  custom: {
    50: '#8b77e9',
    500: '#4041dd',
    950: '#000000',
  },
}

SCSS

$custom: #4041dd;
$custom-light: #8b77e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4041dd",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 221
  },
  "hsl": {
    "h": 239.618,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.48624,
    "c": 0.22906,
    "h": 273.6
  },
  "luminance": 0.10091
}

Semantic roles & 50–950 ramp

primary

#4041DD

secondary

#DDDD9C

accent

#EB3BED

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4041DD

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

Preview Lab → · Contrast checker → · Palette generator →