#4028B3#4028B3

#4028B3 is a dark, highly saturated violet. Relative luminance 0.059; OKLCH L 41.0% C 0.203 H 280.5°. Best body text is #FFFFFF at 9.67:1 contrast (WCAG AA passes).

Color values

HEX	#4028B3
RGB	rgb(64, 40, 179)
HSL	hsl(250, 63%, 43%)
HSV	hsv(250, 78%, 70%)
CMYK	cmyk(64.2%, 77.7%, 0%, 29.8%)
CIE-LAB	lab(29.06, 49.49, -69.26)
CIE-LCH	lch(29.06, 85.13, 305.55°)
OKLab	oklab(41.04% 0.0369 -0.1999)
OKLCH	oklch(41.04% 0.203 280.5)
XYZ	xyz(11.0072, 5.8614, 43.1904)
Luminance	0.0586 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.82

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4028B3 #9BB328

analogous

#2855B3 #4028B3 #8528B3

triadic

#4028B3 #B34028 #28B340

tetradic

#4028B3 #B32855 #9BB328 #28B385

square

#4028B3 #B32855 #9BB328 #28B385

split-complementary

#4028B3 #B38528 #55B328

monochromatic

#1C124F #2E1D81 #4028B3 #5C43D5 #8875E0

Accessibility & contrast

On white

9.67

#4028B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#4028B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4028B3

9.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4028B3	#FFFFFF	#000000	##FFFFFF
##4028B3	1.00	9.67	2.17	9.67
#FFFFFF	9.67	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B7

Deuteranopia (green-blind)

#003FB1

Tritanopia (blue-blind)

#00516D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #4028b3;
/* rgb */ color: rgb(64, 40, 179);
/* oklch */ color: oklch(41.0% 0.203 280.5);

Tailwind

colors: {
  custom: {
    50: '#8466cb',
    500: '#4028b3',
    950: '#000000',
  },
}

SCSS

$custom: #4028b3;
$custom-light: #8466cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4028b3",
  "rgb": {
    "r": 64,
    "g": 40,
    "b": 179
  },
  "hsl": {
    "h": 250.36,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.41043,
    "c": 0.20329,
    "h": 280.5
  },
  "luminance": 0.05862
}

Semantic roles & 50–950 ramp

primary

#4028B3

secondary

#B8C86F

accent

#E641CA

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4028B3

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

Preview Lab → · Contrast checker → · Palette generator →