#5451AA#5451AA

#5451AA is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.5% C 0.138 H 281.4°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#5451AA
RGB	rgb(84, 81, 170)
HSL	hsl(242, 35%, 49%)
HSV	hsv(242, 52%, 67%)
CMYK	cmyk(50.6%, 52.4%, 0%, 33.3%)
CIE-LAB	lab(39.02, 25.97, -47.60)
CIE-LCH	lch(39.02, 54.22, 298.61°)
OKLab	oklab(48.47% 0.0274 -0.1357)
OKLCH	oklch(48.47% 0.138 281.4)
XYZ	xyz(13.8521, 10.6712, 39.3523)
Luminance	0.1067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5451AA #A7AA51

analogous

#517BAA #5451AA #8151AA

triadic

#5451AA #AA5451 #51AA54

tetradic

#5451AA #AA517B #A7AA51 #51AA81

square

#5451AA #AA517B #A7AA51 #51AA81

split-complementary

#5451AA #AA8151 #7BAA51

monochromatic

#2B2A57 #403D81 #5451AA #7B79BF #A4A2D3

Accessibility & contrast

On white

6.70

#5451AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#5451AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5451AA

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5451AA	#FFFFFF	#000000	##FFFFFF
##5451AA	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#245FAD

Deuteranopia (green-blind)

#1C59A8

Tritanopia (blue-blind)

#336575

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #5451aa;
/* rgb */ color: rgb(84, 81, 170);
/* oklch */ color: oklch(48.5% 0.138 281.4);

Tailwind

colors: {
  custom: {
    50: '#8a82c4',
    500: '#5451aa',
    950: '#000000',
  },
}

SCSS

$custom: #5451aa;
$custom-light: #8a82c4;
$custom-dark: #000000;

JSON

{
  "hex": "#5451aa",
  "rgb": {
    "r": 84,
    "g": 81,
    "b": 170
  },
  "hsl": {
    "h": 242.022,
    "s": 35.458,
    "l": 49.216
  },
  "oklch": {
    "l": 0.48467,
    "c": 0.13847,
    "h": 281.4
  },
  "luminance": 0.10672
}

Semantic roles & 50–950 ramp

primary

#5451AA

secondary

#BFC097

accent

#CB5CC8

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #5451AA

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

Preview Lab → · Contrast checker → · Palette generator →