#5451EB#5451EB

#5451EB is a mid, highly saturated blue. Relative luminance 0.138; OKLCH L 53.6% C 0.224 H 276.5°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#5451EB
RGB	rgb(84, 81, 235)
HSL	hsl(241, 79%, 62%)
HSV	hsv(241, 66%, 92%)
CMYK	cmyk(64.3%, 65.5%, 0%, 7.8%)
CIE-LAB	lab(43.90, 46.90, -77.28)
CIE-LCH	lch(43.90, 90.40, 301.25°)
OKLab	oklab(53.59% 0.0256 -0.2229)
OKLCH	oklch(53.59% 0.224 276.5)
XYZ	xyz(21.5891, 13.7660, 80.1006)
Luminance	0.1377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5451EB #E8EB51

analogous

#519BEB #5451EB #A151EB

triadic

#5451EB #EB5451 #51EB54

tetradic

#5451EB #EB519B #E8EB51 #51EBA1

square

#5451EB #EB519B #E8EB51 #51EBA1

split-complementary

#5451EB #EBA151 #9BEB51

monochromatic

#1714AE #1E1AE5 #5451EB #8A88F1 #C0BFF8

Accessibility & contrast

On white

5.59

#5451EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#5451EB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5451EB

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5451EB	#FFFFFF	#000000	##FFFFFF
##5451EB	1.00	5.59	3.75	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EF0

Deuteranopia (green-blind)

#0061E8

Tritanopia (blue-blind)

#007997

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5451eb;
/* rgb */ color: rgb(84, 81, 235);
/* oklch */ color: oklch(53.6% 0.224 276.5);

Tailwind

colors: {
  custom: {
    50: '#9583f3',
    500: '#5451eb',
    950: '#000000',
  },
}

SCSS

$custom: #5451eb;
$custom-light: #9583f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5451eb",
  "rgb": {
    "r": 84,
    "g": 81,
    "b": 235
  },
  "hsl": {
    "h": 241.169,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.53585,
    "c": 0.2244,
    "h": 276.5
  },
  "luminance": 0.13768
}

Semantic roles & 50–950 ramp

primary

#5451EB

secondary

#E7E8B0

accent

#DC0AD8

background

#FAF8FF

surface

#F3EFFE

border

#CDCAD6

text

#0F0A17

muted

#7F7C85

Preview Lab

Preview with #5451EB

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

Preview Lab → · Contrast checker → · Palette generator →