#5451C7#5451C7

#5451C7 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.6% C 0.178 H 279.0°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#5451C7
RGB	rgb(84, 81, 199)
HSL	hsl(242, 51%, 55%)
HSV	hsv(242, 59%, 78%)
CMYK	cmyk(57.8%, 59.3%, 0%, 22%)
CIE-LAB	lab(41.04, 35.30, -61.34)
CIE-LCH	lch(41.04, 70.77, 299.92°)
OKLab	oklab(50.61% 0.028 -0.1761)
OKLCH	oklch(50.61% 0.178 279)
XYZ	xyz(16.9041, 11.8920, 55.4264)
Luminance	0.1189 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5451C7 #C4C751

analogous

#5189C7 #5451C7 #8F51C7

triadic

#5451C7 #C75451 #51C754

tetradic

#5451C7 #C75189 #C4C751 #51C78F

square

#5451C7 #C75189 #C4C751 #51C78F

split-complementary

#5451C7 #C78F51 #89C751

monochromatic

#282677 #3835A6 #5451C7 #827FD6 #AFAEE5

Accessibility & contrast

On white

6.22

#5451C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#5451C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5451C7

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5451C7	#FFFFFF	#000000	##FFFFFF
##5451C7	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CB

Deuteranopia (green-blind)

#005CC5

Tritanopia (blue-blind)

#0A6D84

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #5451c7;
/* rgb */ color: rgb(84, 81, 199);
/* oklch */ color: oklch(50.6% 0.178 279.0);

Tailwind

colors: {
  custom: {
    50: '#8f82d9',
    500: '#5451c7',
    950: '#000000',
  },
}

SCSS

$custom: #5451c7;
$custom-light: #8f82d9;
$custom-dark: #000000;

JSON

{
  "hex": "#5451c7",
  "rgb": {
    "r": 84,
    "g": 81,
    "b": 199
  },
  "hsl": {
    "h": 241.525,
    "s": 51.304,
    "l": 54.902
  },
  "oklch": {
    "l": 0.50613,
    "c": 0.17836,
    "h": 279
  },
  "luminance": 0.11893
}

Semantic roles & 50–950 ramp

primary

#5451C7

secondary

#D1D3A1

accent

#DB4DD7

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #5451C7

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

Preview Lab → · Contrast checker → · Palette generator →