#4451BA#4451BA

#4451BA is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.5% C 0.164 H 273.3°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#4451BA
RGB	rgb(68, 81, 186)
HSL	hsl(233, 46%, 50%)
HSV	hsv(233, 63%, 73%)
CMYK	cmyk(63.4%, 56.5%, 0%, 27.1%)
CIE-LAB	lab(39.00, 28.16, -57.13)
CIE-LCH	lch(39.00, 63.70, 296.24°)
OKLab	oklab(48.51% 0.0095 -0.1642)
OKLCH	oklch(48.51% 0.164 273.3)
XYZ	xyz(14.1863, 10.6578, 47.7544)
Luminance	0.1066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451BA #BAAD44

analogous

#448CBA #4451BA #7244BA

triadic

#4451BA #BA4451 #51BA44

tetradic

#4451BA #BA448C #BAAD44 #44BA72

square

#4451BA #BA448C #BAAD44 #44BA72

split-complementary

#4451BA #BA7244 #8CBA44

monochromatic

#232A60 #343D8D #4451BA #707ACB #9DA4DB

Accessibility & contrast

On white

6.71

#4451BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#4451BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451BA

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451BA	#FFFFFF	#000000	##FFFFFF
##4451BA	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BE

Deuteranopia (green-blind)

#0057B8

Tritanopia (blue-blind)

#006A7D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4451ba;
/* rgb */ color: rgb(68, 81, 186);
/* oklch */ color: oklch(48.5% 0.164 273.3);

Tailwind

colors: {
  custom: {
    50: '#8481cf',
    500: '#4451ba',
    950: '#000000',
  },
}

SCSS

$custom: #4451ba;
$custom-light: #8481cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4451ba",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 186
  },
  "hsl": {
    "h": 233.39,
    "s": 46.457,
    "l": 49.804
  },
  "oklch": {
    "l": 0.48511,
    "c": 0.16446,
    "h": 273.3
  },
  "luminance": 0.10659
}

Semantic roles & 50–950 ramp

primary

#4451BA

secondary

#C8C292

accent

#C852D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4451BA

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

Preview Lab → · Contrast checker → · Palette generator →