#4028B2#4028B2

#4028B2 is a dark, highly saturated violet. Relative luminance 0.058; OKLCH L 40.9% C 0.202 H 280.6°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#4028B2
RGB	rgb(64, 40, 178)
HSL	hsl(250, 63%, 43%)
HSV	hsv(250, 78%, 70%)
CMYK	cmyk(64%, 77.5%, 0%, 30.2%)
CIE-LAB	lab(28.96, 49.19, -68.84)
CIE-LCH	lch(28.96, 84.61, 305.55°)
OKLab	oklab(40.94% 0.0372 -0.1987)
OKLCH	oklch(40.94% 0.202 280.6)
XYZ	xyz(10.9065, 5.8211, 42.6597)
Luminance	0.0582 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.90

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4028B2 #9AB228

analogous

#2855B2 #4028B2 #8528B2

triadic

#4028B2 #B24028 #28B240

tetradic

#4028B2 #B22855 #9AB228 #28B285

square

#4028B2 #B22855 #9AB228 #28B285

split-complementary

#4028B2 #B28528 #55B228

monochromatic

#1C124E #2E1D80 #4028B2 #5C43D5 #8775E0

Accessibility & contrast

On white

9.70

#4028B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#4028B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4028B2

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4028B2	#FFFFFF	#000000	##FFFFFF
##4028B2	1.00	9.70	2.16	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B6

Deuteranopia (green-blind)

#003FB0

Tritanopia (blue-blind)

#00516C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #4028b2;
/* rgb */ color: rgb(64, 40, 178);
/* oklch */ color: oklch(40.9% 0.202 280.6);

Tailwind

colors: {
  custom: {
    50: '#8466ca',
    500: '#4028b2',
    950: '#000000',
  },
}

SCSS

$custom: #4028b2;
$custom-light: #8466ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4028b2",
  "rgb": {
    "r": 64,
    "g": 40,
    "b": 178
  },
  "hsl": {
    "h": 250.435,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.4094,
    "c": 0.20211,
    "h": 280.6
  },
  "luminance": 0.05822
}

Semantic roles & 50–950 ramp

primary

#4028B2

secondary

#B8C76F

accent

#E641CA

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4028B2

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

Preview Lab → · Contrast checker → · Palette generator →