#451FAB#451FAB

#451FAB is a dark, highly saturated violet. Relative luminance 0.052; OKLCH L 39.7% C 0.201 H 285.0°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#451FAB
RGB	rgb(69, 31, 171)
HSL	hsl(256, 69%, 40%)
HSV	hsv(256, 82%, 67%)
CMYK	cmyk(59.6%, 81.9%, 0%, 32.9%)
CIE-LAB	lab(27.25, 51.88, -67.43)
CIE-LCH	lch(27.25, 85.08, 307.57°)
OKLab	oklab(39.65% 0.052 -0.1943)
OKLCH	oklch(39.65% 0.201 285)
XYZ	xyz(10.2927, 5.1848, 38.9786)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451FAB #85AB1F

analogous

#1F3FAB #451FAB #8B1FAB

triadic

#451FAB #AB451F #1FAB45

tetradic

#451FAB #AB1F3F #85AB1F #1FAB8B

square

#451FAB #AB1F3F #85AB1F #1FAB8B

split-complementary

#451FAB #AB8B1F #3FAB1F

monochromatic

#1B0C43 #301677 #451FAB #5D2ED9 #8562E3

Accessibility & contrast

On white

10.31

#451FAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#451FAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451FAB

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451FAB	#FFFFFF	#000000	##FFFFFF
##451FAB	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AF

Deuteranopia (green-blind)

#003CA9

Tritanopia (blue-blind)

#034A66

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #451fab;
/* rgb */ color: rgb(69, 31, 171);
/* oklch */ color: oklch(39.7% 0.201 285.0);

Tailwind

colors: {
  custom: {
    50: '#8661c5',
    500: '#451fab',
    950: '#000000',
  },
}

SCSS

$custom: #451fab;
$custom-light: #8661c5;
$custom-dark: #000000;

JSON

{
  "hex": "#451fab",
  "rgb": {
    "r": 69,
    "g": 31,
    "b": 171
  },
  "hsl": {
    "h": 256.286,
    "s": 69.307,
    "l": 39.608
  },
  "oklch": {
    "l": 0.39654,
    "c": 0.20118,
    "h": 285
  },
  "luminance": 0.05185
}

Semantic roles & 50–950 ramp

primary

#451FAB

secondary

#ABC75E

accent

#EC3CBC

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #451FAB

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

Preview Lab → · Contrast checker → · Palette generator →