#4025B2#4025B2

#4025B2 is a dark, highly saturated violet. Relative luminance 0.056; OKLCH L 40.6% C 0.205 H 280.9°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#4025B2
RGB	rgb(64, 37, 178)
HSL	hsl(251, 66%, 42%)
HSV	hsv(251, 79%, 70%)
CMYK	cmyk(64%, 79.2%, 0%, 30.2%)
CIE-LAB	lab(28.45, 50.65, -69.67)
CIE-LCH	lch(28.45, 86.14, 306.02°)
OKLab	oklab(40.59% 0.0389 -0.2011)
OKLCH	oklch(40.59% 0.205 280.9)
XYZ	xyz(10.8093, 5.6266, 42.6273)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4025B2 #97B225

analogous

#2551B2 #4025B2 #8625B2

triadic

#4025B2 #B24025 #25B240

tetradic

#4025B2 #B22551 #97B225 #25B286

square

#4025B2 #B22551 #97B225 #25B286

split-complementary

#4025B2 #B28625 #51B225

monochromatic

#1C104D #2E1A7F #4025B2 #5B3DD7 #8670E1

Accessibility & contrast

On white

9.88

#4025B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#4025B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4025B2

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4025B2	#FFFFFF	#000000	##FFFFFF
##4025B2	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B6

Deuteranopia (green-blind)

#003EB0

Tritanopia (blue-blind)

#004F6B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4025b2;
/* rgb */ color: rgb(64, 37, 178);
/* oklch */ color: oklch(40.6% 0.205 280.9);

Tailwind

colors: {
  custom: {
    50: '#8464ca',
    500: '#4025b2',
    950: '#000000',
  },
}

SCSS

$custom: #4025b2;
$custom-light: #8464ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4025b2",
  "rgb": {
    "r": 64,
    "g": 37,
    "b": 178
  },
  "hsl": {
    "h": 251.489,
    "s": 65.581,
    "l": 42.157
  },
  "oklch": {
    "l": 0.40587,
    "c": 0.20479,
    "h": 280.9
  },
  "luminance": 0.05627
}

Semantic roles & 50–950 ramp

primary

#4025B2

secondary

#B6C86B

accent

#E93FC8

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4025B2

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

Preview Lab → · Contrast checker → · Palette generator →