#451CB4#451CB4

#451CB4 is a dark, highly saturated violet. Relative luminance 0.054; OKLCH L 40.3% C 0.213 H 283.7°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#451CB4
RGB	rgb(69, 28, 180)
HSL	hsl(256, 73%, 41%)
HSV	hsv(256, 84%, 71%)
CMYK	cmyk(61.7%, 84.4%, 0%, 29.4%)
CIE-LAB	lab(27.82, 55.56, -71.89)
CIE-LCH	lch(27.82, 90.86, 307.70°)
OKLab	oklab(40.33% 0.0504 -0.2073)
OKLCH	oklch(40.33% 0.213 283.7)
XYZ	xyz(11.1052, 5.3902, 43.6264)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451CB4 #8BB41C

analogous

#1C3FB4 #451CB4 #911CB4

triadic

#451CB4 #B4451C #1CB445

tetradic

#451CB4 #B41C3F #8BB41C #1CB491

square

#451CB4 #B41C3F #8BB41C #1CB491

split-complementary

#451CB4 #B4911C #3FB41C

monochromatic

#1C0C4A #31147F #451CB4 #5E2FDF #8764E7

Accessibility & contrast

On white

10.10

#451CB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#451CB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451CB4

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451CB4	#FFFFFF	#000000	##FFFFFF
##451CB4	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)

#0046B8

Deuteranopia (green-blind)

#003DB1

Tritanopia (blue-blind)

#004D6B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #451cb4;
/* rgb */ color: rgb(69, 28, 180);
/* oklch */ color: oklch(40.3% 0.213 283.7);

Tailwind

colors: {
  custom: {
    50: '#8860cc',
    500: '#451cb4',
    950: '#000000',
  },
}

SCSS

$custom: #451cb4;
$custom-light: #8860cc;
$custom-dark: #000000;

JSON

{
  "hex": "#451cb4",
  "rgb": {
    "r": 69,
    "g": 28,
    "b": 180
  },
  "hsl": {
    "h": 256.184,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.40329,
    "c": 0.21332,
    "h": 283.7
  },
  "luminance": 0.05391
}

Semantic roles & 50–950 ramp

primary

#451CB4

secondary

#AFCC60

accent

#F038BE

background

#F9F5FC

surface

#F1EAF9

border

#CBC6D2

text

#0D0514

muted

#7E7982

Preview Lab

Preview with #451CB4

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

Preview Lab → · Contrast checker → · Palette generator →