#451B90#451B90

#451B90 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.5% C 0.174 H 291.4°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#451B90
RGB	rgb(69, 27, 144)
HSL	hsl(262, 68%, 34%)
HSV	hsv(262, 81%, 56%)
CMYK	cmyk(52.1%, 81.3%, 0%, 43.5%)
CIE-LAB	lab(23.88, 46.13, -56.51)
CIE-LCH	lch(23.88, 72.94, 309.23°)
OKLab	oklab(36.48% 0.0638 -0.1624)
OKLCH	oklch(36.48% 0.174 291.4)
XYZ	xyz(7.8788, 4.0624, 26.7491)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B90 #66901B

analogous

#1B2C90 #451B90 #7F1B90

triadic

#451B90 #90451B #1B9045

tetradic

#451B90 #901B2C #66901B #1B907F

square

#451B90 #901B2C #66901B #1B907F

split-complementary

#451B90 #907F1B #2C901B

monochromatic

#140829 #2C115C #451B90 #5E25C4 #7E49DD

Accessibility & contrast

On white

11.59

#451B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#451B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B90

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B90	#FFFFFF	#000000	##FFFFFF
##451B90	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B93

Deuteranopia (green-blind)

#00368E

Tritanopia (blue-blind)

#2B3D56

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #451b90;
/* rgb */ color: rgb(69, 27, 144);
/* oklch */ color: oklch(36.5% 0.174 291.4);

Tailwind

colors: {
  custom: {
    50: '#815db2',
    500: '#451b90',
    950: '#000000',
  },
}

SCSS

$custom: #451b90;
$custom-light: #815db2;
$custom-dark: #000000;

JSON

{
  "hex": "#451b90",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 144
  },
  "hsl": {
    "h": 261.538,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.36482,
    "c": 0.17444,
    "h": 291.4
  },
  "luminance": 0.04063
}

Semantic roles & 50–950 ramp

primary

#451B90

secondary

#94BF48

accent

#EB3DAD

background

#F8F5FB

surface

#F0E9F6

border

#CBC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #451B90

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

Preview Lab → · Contrast checker → · Palette generator →