#5451BC#5451BC

#5451BC is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.8% C 0.164 H 279.9°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#5451BC
RGB	rgb(84, 81, 188)
HSL	hsl(242, 44%, 53%)
HSV	hsv(242, 57%, 74%)
CMYK	cmyk(55.3%, 56.9%, 0%, 26.3%)
CIE-LAB	lab(40.25, 31.75, -56.23)
CIE-LCH	lch(40.25, 64.57, 299.45°)
OKLab	oklab(49.77% 0.0281 -0.1611)
OKLCH	oklch(49.77% 0.164 279.9)
XYZ	xyz(15.6728, 11.3995, 48.9417)
Luminance	0.1140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5451BC #B9BC51

analogous

#5184BC #5451BC #8951BC

triadic

#5451BC #BC5451 #51BC54

tetradic

#5451BC #BC5184 #B9BC51 #51BC89

square

#5451BC #BC5184 #B9BC51 #51BC89

split-complementary

#5451BC #BC8951 #84BC51

monochromatic

#2B296A #3C3A96 #5451BC #7F7DCD #ABA9DE

Accessibility & contrast

On white

6.40

#5451BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#5451BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5451BC

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5451BC	#FFFFFF	#000000	##FFFFFF
##5451BC	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#005BBA

Tritanopia (blue-blind)

#216A7E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #5451bc;
/* rgb */ color: rgb(84, 81, 188);
/* oklch */ color: oklch(49.8% 0.164 279.9);

Tailwind

colors: {
  custom: {
    50: '#8d82d1',
    500: '#5451bc',
    950: '#000000',
  },
}

SCSS

$custom: #5451bc;
$custom-light: #8d82d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5451bc",
  "rgb": {
    "r": 84,
    "g": 81,
    "b": 188
  },
  "hsl": {
    "h": 241.682,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.4977,
    "c": 0.16354,
    "h": 279.9
  },
  "luminance": 0.11401
}

Semantic roles & 50–950 ramp

primary

#5451BC

secondary

#CACC9D

accent

#D454D1

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #5451BC

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

Preview Lab → · Contrast checker → · Palette generator →