#421B95#421B95

#421B95 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.7% C 0.180 H 288.5°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#421B95
RGB	rgb(66, 27, 149)
HSL	hsl(259, 69%, 35%)
HSV	hsv(259, 82%, 58%)
CMYK	cmyk(55.7%, 81.9%, 0%, 41.6%)
CIE-LAB	lab(24.04, 47.11, -59.35)
CIE-LCH	lch(24.04, 75.78, 308.44°)
OKLab	oklab(36.67% 0.0572 -0.1708)
OKLCH	oklch(36.67% 0.18 288.5)
XYZ	xyz(8.0619, 4.1116, 28.7968)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421B95 #6E951B

analogous

#1B3195 #421B95 #7F1B95

triadic

#421B95 #95421B #1B9542

tetradic

#421B95 #951B31 #6E951B #1B957F

square

#421B95 #951B31 #6E951B #1B957F

split-complementary

#421B95 #957F1B #31951B

monochromatic

#14082D #2B1261 #421B95 #5924C9 #7B4CDF

Accessibility & contrast

On white

11.52

#421B95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#421B95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421B95

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421B95	#FFFFFF	#000000	##FFFFFF
##421B95	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C98

Deuteranopia (green-blind)

#003693

Tritanopia (blue-blind)

#1F3F59

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #421b95;
/* rgb */ color: rgb(66, 27, 149);
/* oklch */ color: oklch(36.7% 0.180 288.5);

Tailwind

colors: {
  custom: {
    50: '#815db5',
    500: '#421b95',
    950: '#000000',
  },
}

SCSS

$custom: #421b95;
$custom-light: #815db5;
$custom-dark: #000000;

JSON

{
  "hex": "#421b95",
  "rgb": {
    "r": 66,
    "g": 27,
    "b": 149
  },
  "hsl": {
    "h": 259.18,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.36666,
    "c": 0.18011,
    "h": 288.5
  },
  "luminance": 0.04112
}

Semantic roles & 50–950 ramp

primary

#421B95

secondary

#9BC14B

accent

#EC3CB4

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0511

muted

#7C7980

Preview Lab

Preview with #421B95

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

Preview Lab → · Contrast checker → · Palette generator →