#4027AA#4027AA

#4027AA is a dark, vivid violet. Relative luminance 0.054; OKLCH L 40.0% C 0.194 H 281.9°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#4027AA
RGB	rgb(64, 39, 170)
HSL	hsl(251, 63%, 41%)
HSV	hsv(251, 77%, 67%)
CMYK	cmyk(62.4%, 77.1%, 0%, 33.3%)
CIE-LAB	lab(27.96, 47.29, -65.68)
CIE-LCH	lch(27.96, 80.94, 305.75°)
OKLab	oklab(40% 0.0399 -0.1895)
OKLCH	oklch(40% 0.194 281.9)
XYZ	xyz(10.0933, 5.4426, 38.5411)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4027AA #91AA27

analogous

#2750AA #4027AA #8127AA

triadic

#4027AA #AA4027 #27AA40

tetradic

#4027AA #AA2750 #91AA27 #27AA81

square

#4027AA #AA2750 #91AA27 #27AA81

split-complementary

#4027AA #AA8127 #50AA27

monochromatic

#1B1046 #2D1C78 #4027AA #593CD2 #836EDE

Accessibility & contrast

On white

10.05

#4027AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#4027AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4027AA

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4027AA	#FFFFFF	#000000	##FFFFFF
##4027AA	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AE

Deuteranopia (green-blind)

#003DA8

Tritanopia (blue-blind)

#004D67

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #4027aa;
/* rgb */ color: rgb(64, 39, 170);
/* oklch */ color: oklch(40.0% 0.194 281.9);

Tailwind

colors: {
  custom: {
    50: '#8265c5',
    500: '#4027aa',
    950: '#000000',
  },
}

SCSS

$custom: #4027aa;
$custom-light: #8265c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4027aa",
  "rgb": {
    "r": 64,
    "g": 39,
    "b": 170
  },
  "hsl": {
    "h": 251.45,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39997,
    "c": 0.19362,
    "h": 281.9
  },
  "luminance": 0.05443
}

Semantic roles & 50–950 ramp

primary

#4027AA

secondary

#B3C469

accent

#E642C7

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4027AA

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

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