#421E9B#421E9B

#421E9B is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.6% C 0.184 H 286.8°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#421E9B
RGB	rgb(66, 30, 155)
HSL	hsl(257, 68%, 36%)
HSV	hsv(257, 81%, 61%)
CMYK	cmyk(57.4%, 80.6%, 0%, 39.2%)
CIE-LAB	lab(25.12, 47.47, -61.26)
CIE-LCH	lch(25.12, 77.50, 307.77°)
OKLab	oklab(37.6% 0.0533 -0.1764)
OKLCH	oklch(37.6% 0.184 286.8)
XYZ	xyz(8.6257, 4.4529, 31.4090)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421E9B #779B1E

analogous

#1E399B #421E9B #811E9B

triadic

#421E9B #9B421E #1E9B42

tetradic

#421E9B #9B1E39 #779B1E #1E9B81

square

#421E9B #9B1E39 #779B1E #1E9B81

split-complementary

#421E9B #9B811E #399B1E

monochromatic

#160A34 #2C1468 #421E9B #5828CE #7D55DE

Accessibility & contrast

On white

11.11

#421E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#421E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421E9B

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421E9B	#FFFFFF	#000000	##FFFFFF
##421E9B	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9E

Deuteranopia (green-blind)

#003899

Tritanopia (blue-blind)

#17435D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #421e9b;
/* rgb */ color: rgb(66, 30, 155);
/* oklch */ color: oklch(37.6% 0.184 286.8);

Tailwind

colors: {
  custom: {
    50: '#815fba',
    500: '#421e9b',
    950: '#000000',
  },
}

SCSS

$custom: #421e9b;
$custom-light: #815fba;
$custom-dark: #000000;

JSON

{
  "hex": "#421e9b",
  "rgb": {
    "r": 66,
    "g": 30,
    "b": 155
  },
  "hsl": {
    "h": 257.28,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.376,
    "c": 0.18426,
    "h": 286.8
  },
  "luminance": 0.04453
}

Semantic roles & 50–950 ramp

primary

#421E9B

secondary

#A2C253

accent

#EA3DB9

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #421E9B

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

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