#451B5E#451B5E

#451B5E is a dark, moderate violet. Relative luminance 0.029; OKLCH L 32.0% C 0.117 H 310.2°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#451B5E
RGB	rgb(69, 27, 94)
HSL	hsl(278, 55%, 24%)
HSV	hsv(278, 71%, 37%)
CMYK	cmyk(26.6%, 71.3%, 0%, 63.1%)
CIE-LAB	lab(19.46, 32.80, -31.67)
CIE-LCH	lch(19.46, 45.60, 316.00°)
OKLab	oklab(32.01% 0.0756 -0.0895)
OKLCH	oklch(32.01% 0.117 310.2)
XYZ	xyz(4.8662, 2.8573, 10.8827)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B5E #345E1B

analogous

#231B5E #451B5E #5E1B55

triadic

#451B5E #5E451B #1B5E45

tetradic

#451B5E #5E231B #345E1B #1B555E

square

#451B5E #5E231B #345E1B #1B555E

split-complementary

#451B5E #555E1B #1B5E23

monochromatic

#110718 #220D2E #451B5E #68298E #8B36BD

Accessibility & contrast

On white

13.36

#451B5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#451B5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B5E

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B5E	#FFFFFF	#000000	##FFFFFF
##451B5E	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D60

Deuteranopia (green-blind)

#11305C

Tritanopia (blue-blind)

#42293A

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #451b5e;
/* rgb */ color: rgb(69, 27, 94);
/* oklch */ color: oklch(32.0% 0.117 310.2);

Tailwind

colors: {
  custom: {
    50: '#7b5b8c',
    500: '#451b5e',
    950: '#000000',
  },
}

SCSS

$custom: #451b5e;
$custom-light: #7b5b8c;
$custom-dark: #000000;

JSON

{
  "hex": "#451b5e",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 94
  },
  "hsl": {
    "h": 277.612,
    "s": 55.372,
    "l": 23.725
  },
  "oklch": {
    "l": 0.32005,
    "c": 0.11712,
    "h": 310.2
  },
  "luminance": 0.02857
}

Semantic roles & 50–950 ramp

primary

#451B5E

secondary

#609441

accent

#DF4981

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#0A040C

muted

#7C797D

Preview Lab

Preview with #451B5E

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

Preview Lab → · Contrast checker → · Palette generator →