#5451D2#5451D2

#5451D2 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.5% C 0.193 H 278.2°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#5451D2
RGB	rgb(84, 81, 210)
HSL	hsl(241, 59%, 57%)
HSV	hsv(241, 61%, 82%)
CMYK	cmyk(60%, 61.4%, 0%, 17.6%)
CIE-LAB	lab(41.88, 38.86, -66.33)
CIE-LCH	lch(41.88, 76.88, 300.36°)
OKLab	oklab(51.49% 0.0276 -0.1908)
OKLCH	oklch(51.49% 0.193 278.2)
XYZ	xyz(18.2277, 12.4215, 62.3973)
Luminance	0.1242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5451D2 #CFD251

analogous

#518FD2 #5451D2 #9451D2

triadic

#5451D2 #D25451 #51D254

tetradic

#5451D2 #D2518F #CFD251 #51D294

square

#5451D2 #D2518F #CFD251 #51D294

split-complementary

#5451D2 #D29451 #8FD251

monochromatic

#252386 #322FB7 #5451D2 #8482DF #B4B2EB

Accessibility & contrast

On white

6.03

#5451D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#5451D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5451D2

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5451D2	#FFFFFF	#000000	##FFFFFF
##5451D2	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D6

Deuteranopia (green-blind)

#005ECF

Tritanopia (blue-blind)

#00718A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5451d2;
/* rgb */ color: rgb(84, 81, 210);
/* oklch */ color: oklch(51.5% 0.193 278.2);

Tailwind

colors: {
  custom: {
    50: '#9082e1',
    500: '#5451d2',
    950: '#000000',
  },
}

SCSS

$custom: #5451d2;
$custom-light: #9082e1;
$custom-dark: #000000;

JSON

{
  "hex": "#5451d2",
  "rgb": {
    "r": 84,
    "g": 81,
    "b": 210
  },
  "hsl": {
    "h": 241.395,
    "s": 58.904,
    "l": 57.059
  },
  "oklch": {
    "l": 0.51489,
    "c": 0.1928,
    "h": 278.2
  },
  "luminance": 0.12423
}

Semantic roles & 50–950 ramp

primary

#5451D2

secondary

#D8DAA5

accent

#E246DE

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5451D2

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

Preview Lab → · Contrast checker → · Palette generator →