#421EBB#421EBB

#421EBB is a dark, highly saturated violet. Relative luminance 0.057; OKLCH L 41.0% C 0.220 H 281.1°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#421EBB
RGB	rgb(66, 30, 187)
HSL	hsl(254, 72%, 43%)
HSV	hsv(254, 84%, 73%)
CMYK	cmyk(64.7%, 84%, 0%, 26.7%)
CIE-LAB	lab(28.57, 56.44, -74.82)
CIE-LCH	lch(28.57, 93.72, 307.03°)
OKLab	oklab(41.01% 0.0424 -0.2159)
OKLCH	oklch(41.01% 0.22 281.1)
XYZ	xyz(11.6779, 5.6737, 47.4838)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421EBB #97BB1E

analogous

#1E48BB #421EBB #901EBB

triadic

#421EBB #BB421E #1EBB42

tetradic

#421EBB #BB1E48 #97BB1E #1EBB90

square

#421EBB #BB1E48 #97BB1E #1EBB90

split-complementary

#421EBB #BB901E #48BB1E

monochromatic

#1D0D52 #2F1686 #421EBB #5E37DF #886CE7

Accessibility & contrast

On white

9.84

#421EBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#421EBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421EBB

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421EBB	#FFFFFF	#000000	##FFFFFF
##421EBB	1.00	9.84	2.14	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BF

Deuteranopia (green-blind)

#003EB8

Tritanopia (blue-blind)

#00506F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #421ebb;
/* rgb */ color: rgb(66, 30, 187);
/* oklch */ color: oklch(41.0% 0.220 281.1);

Tailwind

colors: {
  custom: {
    50: '#8762d1',
    500: '#421ebb',
    950: '#000000',
  },
}

SCSS

$custom: #421ebb;
$custom-light: #8762d1;
$custom-dark: #000000;

JSON

{
  "hex": "#421ebb",
  "rgb": {
    "r": 66,
    "g": 30,
    "b": 187
  },
  "hsl": {
    "h": 253.758,
    "s": 72.35,
    "l": 42.549
  },
  "oklch": {
    "l": 0.41005,
    "c": 0.22001,
    "h": 281.1
  },
  "luminance": 0.05675
}

Semantic roles & 50–950 ramp

primary

#421EBB

secondary

#B6CD67

accent

#EF39C5

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0514

muted

#7E7A83

Preview Lab

Preview with #421EBB

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

Preview Lab → · Contrast checker → · Palette generator →