#4451D9#4451D9

#4451D9 is a mid, highly saturated blue. Relative luminance 0.121; OKLCH L 51.0% C 0.206 H 272.5°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#4451D9
RGB	rgb(68, 81, 217)
HSL	hsl(235, 66%, 56%)
HSV	hsv(235, 69%, 85%)
CMYK	cmyk(68.7%, 62.7%, 0%, 14.9%)
CIE-LAB	lab(41.41, 38.86, -71.16)
CIE-LCH	lch(41.41, 81.08, 298.64°)
OKLab	oklab(51.05% 0.009 -0.2054)
OKLCH	oklch(51.05% 0.206 272.5)
XYZ	xyz(17.8465, 12.1219, 67.0314)
Luminance	0.1212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451D9 #D9CC44

analogous

#449BD9 #4451D9 #8144D9

triadic

#4451D9 #D94451 #51D944

tetradic

#4451D9 #D9449B #D9CC44 #44D981

square

#4451D9 #D9449B #D9CC44 #44D981

split-complementary

#4451D9 #D98144 #9BD944

monochromatic

#1B2587 #2633BA #4451D9 #7780E3 #AAB0EE

Accessibility & contrast

On white

6.13

#4451D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#4451D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451D9

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451D9	#FFFFFF	#000000	##FFFFFF
##4451D9	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DD

Deuteranopia (green-blind)

#005BD6

Tritanopia (blue-blind)

#00748D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4451d9;
/* rgb */ color: rgb(68, 81, 217);
/* oklch */ color: oklch(51.0% 0.206 272.5);

Tailwind

colors: {
  custom: {
    50: '#8a82e6',
    500: '#4451d9',
    950: '#000000',
  },
}

SCSS

$custom: #4451d9;
$custom-light: #8a82e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4451d9",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 217
  },
  "hsl": {
    "h": 234.765,
    "s": 66.222,
    "l": 55.882
  },
  "oklch": {
    "l": 0.5105,
    "c": 0.2056,
    "h": 272.5
  },
  "luminance": 0.12124
}

Semantic roles & 50–950 ramp

primary

#4451D9

secondary

#DBD69E

accent

#DA3FE9

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4451D9

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

Preview Lab → · Contrast checker → · Palette generator →