#5451BD#5451BD

#5451BD is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.8% C 0.165 H 279.8°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#5451BD
RGB	rgb(84, 81, 189)
HSL	hsl(242, 45%, 53%)
HSV	hsv(242, 57%, 74%)
CMYK	cmyk(55.6%, 57.1%, 0%, 25.9%)
CIE-LAB	lab(40.32, 32.07, -56.70)
CIE-LCH	lch(40.32, 65.14, 299.49°)
OKLab	oklab(49.85% 0.0281 -0.1625)
OKLCH	oklch(49.85% 0.165 279.8)
XYZ	xyz(15.7810, 11.4428, 49.5114)
Luminance	0.1144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5451BD #BABD51

analogous

#5184BD #5451BD #8A51BD

triadic

#5451BD #BD5451 #51BD54

tetradic

#5451BD #BD5184 #BABD51 #51BD8A

square

#5451BD #BD5184 #BABD51 #51BD8A

split-complementary

#5451BD #BD8A51 #84BD51

monochromatic

#2A296B #3C3997 #5451BD #807DCE #ABAADF

Accessibility & contrast

On white

6.39

#5451BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#5451BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5451BD

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5451BD	#FFFFFF	#000000	##FFFFFF
##5451BD	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C1

Deuteranopia (green-blind)

#005BBB

Tritanopia (blue-blind)

#1F6A7F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #5451bd;
/* rgb */ color: rgb(84, 81, 189);
/* oklch */ color: oklch(49.8% 0.165 279.8);

Tailwind

colors: {
  custom: {
    50: '#8d82d2',
    500: '#5451bd',
    950: '#000000',
  },
}

SCSS

$custom: #5451bd;
$custom-light: #8d82d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5451bd",
  "rgb": {
    "r": 84,
    "g": 81,
    "b": 189
  },
  "hsl": {
    "h": 241.667,
    "s": 45,
    "l": 52.941
  },
  "oklch": {
    "l": 0.49845,
    "c": 0.16491,
    "h": 279.8
  },
  "luminance": 0.11444
}

Semantic roles & 50–950 ramp

primary

#5451BD

secondary

#CBCC9E

accent

#D553D1

background

#F9F7FD

surface

#F1EEFA

border

#CBC9D3

text

#0D0A14

muted

#7E7C83

Preview Lab

Preview with #5451BD

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

Preview Lab → · Contrast checker → · Palette generator →