#451DB3#451DB3

#451DB3 is a dark, highly saturated violet. Relative luminance 0.054; OKLCH L 40.3% C 0.212 H 283.8°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#451DB3
RGB	rgb(69, 29, 179)
HSL	hsl(256, 72%, 41%)
HSV	hsv(256, 84%, 70%)
CMYK	cmyk(61.5%, 83.8%, 0%, 29.8%)
CIE-LAB	lab(27.84, 54.90, -71.26)
CIE-LCH	lch(27.84, 89.96, 307.61°)
OKLab	oklab(40.31% 0.0503 -0.2055)
OKLCH	oklch(40.31% 0.212 283.8)
XYZ	xyz(11.0278, 5.3979, 43.0999)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451DB3 #8BB31D

analogous

#1D40B3 #451DB3 #901DB3

triadic

#451DB3 #B3451D #1DB345

tetradic

#451DB3 #B31D40 #8BB31D #1DB390

square

#451DB3 #B31D40 #8BB31D #1DB390

split-complementary

#451DB3 #B3901D #40B31D

monochromatic

#1C0C4A #31147E #451DB3 #5E30DD #8764E6

Accessibility & contrast

On white

10.10

#451DB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#451DB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451DB3

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451DB3	#FFFFFF	#000000	##FFFFFF
##451DB3	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B7

Deuteranopia (green-blind)

#003DB0

Tritanopia (blue-blind)

#004D6B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #451db3;
/* rgb */ color: rgb(69, 29, 179);
/* oklch */ color: oklch(40.3% 0.212 283.8);

Tailwind

colors: {
  custom: {
    50: '#8761cb',
    500: '#451db3',
    950: '#000000',
  },
}

SCSS

$custom: #451db3;
$custom-light: #8761cb;
$custom-dark: #000000;

JSON

{
  "hex": "#451db3",
  "rgb": {
    "r": 69,
    "g": 29,
    "b": 179
  },
  "hsl": {
    "h": 256,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40311,
    "c": 0.21153,
    "h": 283.8
  },
  "luminance": 0.05399
}

Semantic roles & 50–950 ramp

primary

#451DB3

secondary

#AFCB61

accent

#EF39BE

background

#F9F6FC

surface

#F1EBF9

border

#CBC6D2

text

#0D0513

muted

#7E7A82

Preview Lab

Preview with #451DB3

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

Preview Lab → · Contrast checker → · Palette generator →