#5451CE#5451CE

#5451CE is a mid, vivid blue. Relative luminance 0.122; OKLCH L 51.2% C 0.188 H 278.5°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#5451CE
RGB	rgb(84, 81, 206)
HSL	hsl(241, 56%, 56%)
HSV	hsv(241, 61%, 81%)
CMYK	cmyk(59.2%, 60.7%, 0%, 19.2%)
CIE-LAB	lab(41.57, 37.57, -64.53)
CIE-LCH	lch(41.57, 74.67, 300.21°)
OKLab	oklab(51.17% 0.0278 -0.1855)
OKLCH	oklch(51.17% 0.188 278.5)
XYZ	xyz(17.7356, 12.2246, 59.8055)
Luminance	0.1223 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5451CE #CBCE51

analogous

#518DCE #5451CE #9351CE

triadic

#5451CE #CE5451 #51CE54

tetradic

#5451CE #CE518D #CBCE51 #51CE93

square

#5451CE #CE518D #CBCE51 #51CE93

split-complementary

#5451CE #CE9351 #8DCE51

monochromatic

#262480 #3532B0 #5451CE #8381DB #B2B1E9

Accessibility & contrast

On white

6.10

#5451CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#5451CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5451CE

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5451CE	#FFFFFF	#000000	##FFFFFF
##5451CE	1.00	6.10	3.45	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D2

Deuteranopia (green-blind)

#005DCB

Tritanopia (blue-blind)

#007088

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #5451ce;
/* rgb */ color: rgb(84, 81, 206);
/* oklch */ color: oklch(51.2% 0.188 278.5);

Tailwind

colors: {
  custom: {
    50: '#9082de',
    500: '#5451ce',
    950: '#000000',
  },
}

SCSS

$custom: #5451ce;
$custom-light: #9082de;
$custom-dark: #000000;

JSON

{
  "hex": "#5451ce",
  "rgb": {
    "r": 84,
    "g": 81,
    "b": 206
  },
  "hsl": {
    "h": 241.44,
    "s": 56.054,
    "l": 56.275
  },
  "oklch": {
    "l": 0.51167,
    "c": 0.1876,
    "h": 278.5
  },
  "luminance": 0.12226
}

Semantic roles & 50–950 ramp

primary

#5451CE

secondary

#D6D7A4

accent

#DF48DC

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5451CE

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

Preview Lab → · Contrast checker → · Palette generator →