#4025B0#4025B0

#4025B0 is a dark, highly saturated violet. Relative luminance 0.055; OKLCH L 40.4% C 0.202 H 281.2°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#4025B0
RGB	rgb(64, 37, 176)
HSL	hsl(252, 65%, 42%)
HSV	hsv(252, 79%, 69%)
CMYK	cmyk(63.6%, 79%, 0%, 31%)
CIE-LAB	lab(28.24, 50.06, -68.82)
CIE-LCH	lch(28.24, 85.10, 306.03°)
OKLab	oklab(40.38% 0.0395 -0.1986)
OKLCH	oklch(40.38% 0.202 281.2)
XYZ	xyz(10.6099, 5.5469, 41.5774)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4025B0 #95B025

analogous

#254FB0 #4025B0 #8625B0

triadic

#4025B0 #B04025 #25B040

tetradic

#4025B0 #B0254F #95B025 #25B086

square

#4025B0 #B0254F #95B025 #25B086

split-complementary

#4025B0 #B08625 #4FB025

monochromatic

#1B104B #2E1A7D #4025B0 #5A3CD6 #856FE1

Accessibility & contrast

On white

9.95

#4025B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#4025B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4025B0

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4025B0	#FFFFFF	#000000	##FFFFFF
##4025B0	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B4

Deuteranopia (green-blind)

#003DAE

Tritanopia (blue-blind)

#004F6A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4025b0;
/* rgb */ color: rgb(64, 37, 176);
/* oklch */ color: oklch(40.4% 0.202 281.2);

Tailwind

colors: {
  custom: {
    50: '#8464c9',
    500: '#4025b0',
    950: '#000000',
  },
}

SCSS

$custom: #4025b0;
$custom-light: #8464c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4025b0",
  "rgb": {
    "r": 64,
    "g": 37,
    "b": 176
  },
  "hsl": {
    "h": 251.655,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.40378,
    "c": 0.20248,
    "h": 281.2
  },
  "luminance": 0.05548
}

Semantic roles & 50–950 ramp

primary

#4025B0

secondary

#B5C76A

accent

#E840C7

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4025B0

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

Preview Lab → · Contrast checker → · Palette generator →