#4027BC#4027BC

#4027BC is a dark, highly saturated violet. Relative luminance 0.062; OKLCH L 41.9% C 0.215 H 279.4°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#4027BC
RGB	rgb(64, 39, 188)
HSL	hsl(250, 66%, 45%)
HSV	hsv(250, 79%, 74%)
CMYK	cmyk(66%, 79.3%, 0%, 26.3%)
CIE-LAB	lab(29.84, 52.65, -73.32)
CIE-LCH	lch(29.84, 90.26, 305.68°)
OKLab	oklab(41.87% 0.0349 -0.2117)
OKLCH	oklch(41.87% 0.215 279.4)
XYZ	xyz(11.9141, 6.1709, 48.1305)
Luminance	0.0617 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4027BC #A3BC27

analogous

#2759BC #4027BC #8B27BC

triadic

#4027BC #BC4027 #27BC40

tetradic

#4027BC #BC2759 #A3BC27 #27BC8B

square

#4027BC #BC2759 #A3BC27 #27BC8B

split-complementary

#4027BC #BC8B27 #59BC27

monochromatic

#1D1257 #2F1C89 #4027BC #6047D9 #8C7AE3

Accessibility & contrast

On white

9.40

#4027BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#4027BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4027BC

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4027BC	#FFFFFF	#000000	##FFFFFF
##4027BC	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CC0

Deuteranopia (green-blind)

#0040B9

Tritanopia (blue-blind)

#005472

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #4027bc;
/* rgb */ color: rgb(64, 39, 188);
/* oklch */ color: oklch(41.9% 0.215 279.4);

Tailwind

colors: {
  custom: {
    50: '#8666d2',
    500: '#4027bc',
    950: '#000000',
  },
}

SCSS

$custom: #4027bc;
$custom-light: #8666d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4027bc",
  "rgb": {
    "r": 64,
    "g": 39,
    "b": 188
  },
  "hsl": {
    "h": 250.067,
    "s": 65.639,
    "l": 44.51
  },
  "oklch": {
    "l": 0.41868,
    "c": 0.21457,
    "h": 279.4
  },
  "luminance": 0.06172
}

Semantic roles & 50–950 ramp

primary

#4027BC

secondary

#BDCB73

accent

#E93FCC

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0614

muted

#7E7A83

Preview Lab

Preview with #4027BC

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

Preview Lab → · Contrast checker → · Palette generator →