#40288C#40288C

#40288C is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.2% C 0.156 H 287.2°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#40288C
RGB	rgb(64, 40, 140)
HSL	hsl(254, 56%, 35%)
HSV	hsv(254, 71%, 55%)
CMYK	cmyk(54.3%, 71.4%, 0%, 45.1%)
CIE-LAB	lab(25.26, 37.61, -51.77)
CIE-LCH	lch(25.26, 63.99, 305.99°)
OKLab	oklab(37.21% 0.0462 -0.1488)
OKLCH	oklch(37.21% 0.156 287.2)
XYZ	xyz(7.6054, 4.5006, 25.2738)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40288C #748C28

analogous

#28428C #40288C #72288C

triadic

#40288C #8C4028 #288C40

tetradic

#40288C #8C2842 #748C28 #288C72

square

#40288C #8C2842 #748C28 #288C72

split-complementary

#40288C #8C7228 #428C28

monochromatic

#140D2D #2A1A5C #40288C #5636BC #795ED1

Accessibility & contrast

On white

11.05

#40288C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#40288C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40288C

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40288C	#FFFFFF	#000000	##FFFFFF
##40288C	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8F

Deuteranopia (green-blind)

#00398A

Tritanopia (blue-blind)

#224257

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #40288c;
/* rgb */ color: rgb(64, 40, 140);
/* oklch */ color: oklch(37.2% 0.156 287.2);

Tailwind

colors: {
  custom: {
    50: '#7d64ae',
    500: '#40288c',
    950: '#000000',
  },
}

SCSS

$custom: #40288c;
$custom-light: #7d64ae;
$custom-dark: #000000;

JSON

{
  "hex": "#40288c",
  "rgb": {
    "r": 64,
    "g": 40,
    "b": 140
  },
  "hsl": {
    "h": 254.4,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37212,
    "c": 0.15577,
    "h": 287.2
  },
  "luminance": 0.04501
}

Semantic roles & 50–950 ramp

primary

#40288C

secondary

#A0B65A

accent

#DF49BB

background

#F8F6FA

surface

#EFEBF5

border

#CAC6CF

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #40288C

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

Preview Lab → · Contrast checker → · Palette generator →