#4049B2#4049B2

#4049B2 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.1% C 0.165 H 274.2°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#4049B2
RGB	rgb(64, 73, 178)
HSL	hsl(235, 47%, 47%)
HSV	hsv(235, 64%, 70%)
CMYK	cmyk(64%, 59%, 0%, 30.2%)
CIE-LAB	lab(36.12, 29.84, -57.11)
CIE-LCH	lch(36.12, 64.43, 297.59°)
OKLab	oklab(46.11% 0.0122 -0.1643)
OKLCH	oklch(46.11% 0.165 274.2)
XYZ	xyz(12.5301, 9.0684, 43.2009)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.93

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4049B2 #B2A940

analogous

#4082B2 #4049B2 #7040B2

triadic

#4049B2 #B24049 #49B240

tetradic

#4049B2 #B24082 #B2A940 #40B270

square

#4049B2 #B24082 #B2A940 #40B270

split-complementary

#4049B2 #B27040 #82B240

monochromatic

#202458 #303785 #4049B2 #676FC8 #9499D8

Accessibility & contrast

On white

7.46

#4049B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#4049B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4049B2

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4049B2	#FFFFFF	#000000	##FFFFFF
##4049B2	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB6

Deuteranopia (green-blind)

#0050B0

Tritanopia (blue-blind)

#006376

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4049b2;
/* rgb */ color: rgb(64, 73, 178);
/* oklch */ color: oklch(46.1% 0.165 274.2);

Tailwind

colors: {
  custom: {
    50: '#817bca',
    500: '#4049b2',
    950: '#000000',
  },
}

SCSS

$custom: #4049b2;
$custom-light: #817bca;
$custom-dark: #000000;

JSON

{
  "hex": "#4049b2",
  "rgb": {
    "r": 64,
    "g": 73,
    "b": 178
  },
  "hsl": {
    "h": 235.263,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.46111,
    "c": 0.16476,
    "h": 274.2
  },
  "luminance": 0.09069
}

Semantic roles & 50–950 ramp

primary

#4049B2

secondary

#C4BF8A

accent

#CC51D7

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #4049B2

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

Preview Lab → · Contrast checker → · Palette generator →