#4027A9#4027A9

#4027A9 is a dark, vivid violet. Relative luminance 0.054; OKLCH L 39.9% C 0.192 H 282.1°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#4027A9
RGB	rgb(64, 39, 169)
HSL	hsl(252, 63%, 41%)
HSV	hsv(252, 77%, 66%)
CMYK	cmyk(62.1%, 76.9%, 0%, 33.7%)
CIE-LAB	lab(27.86, 46.99, -65.25)
CIE-LCH	lch(27.86, 80.41, 305.76°)
OKLab	oklab(39.9% 0.0402 -0.1882)
OKLCH	oklch(39.9% 0.192 282.1)
XYZ	xyz(9.9991, 5.4049, 38.0448)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4027A9 #90A927

analogous

#274FA9 #4027A9 #8127A9

triadic

#4027A9 #A94027 #27A940

tetradic

#4027A9 #A9274F #90A927 #27A981

square

#4027A9 #A9274F #90A927 #27A981

split-complementary

#4027A9 #A98127 #4FA927

monochromatic

#1A1046 #2D1C77 #4027A9 #583BD2 #836DDD

Accessibility & contrast

On white

10.09

#4027A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#4027A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4027A9

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4027A9	#FFFFFF	#000000	##FFFFFF
##4027A9	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AD

Deuteranopia (green-blind)

#003DA7

Tritanopia (blue-blind)

#004D67

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #4027a9;
/* rgb */ color: rgb(64, 39, 169);
/* oklch */ color: oklch(39.9% 0.192 282.1);

Tailwind

colors: {
  custom: {
    50: '#8265c4',
    500: '#4027a9',
    950: '#000000',
  },
}

SCSS

$custom: #4027a9;
$custom-light: #8265c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4027a9",
  "rgb": {
    "r": 64,
    "g": 39,
    "b": 169
  },
  "hsl": {
    "h": 251.538,
    "s": 62.5,
    "l": 40.784
  },
  "oklch": {
    "l": 0.39896,
    "c": 0.19243,
    "h": 282.1
  },
  "luminance": 0.05406
}

Semantic roles & 50–950 ramp

primary

#4027A9

secondary

#B2C468

accent

#E642C6

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4027A9

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

Preview Lab → · Contrast checker → · Palette generator →