#40299E#40299E

#40299E is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.1% C 0.177 H 283.6°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#40299E
RGB	rgb(64, 41, 158)
HSL	hsl(252, 59%, 39%)
HSV	hsv(252, 74%, 62%)
CMYK	cmyk(59.5%, 74.1%, 0%, 38%)
CIE-LAB	lab(27.14, 42.59, -59.77)
CIE-LCH	lch(27.14, 73.39, 305.48°)
OKLab	oklab(39.06% 0.0415 -0.1722)
OKLCH	oklch(39.06% 0.177 283.6)
XYZ	xyz(9.0769, 5.1439, 32.8557)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40299E #879E29

analogous

#294D9E #40299E #7B299E

triadic

#40299E #9E4029 #299E40

tetradic

#40299E #9E294D #879E29 #299E7B

square

#40299E #9E294D #879E29 #299E7B

split-complementary

#40299E #9E7B29 #4D9E29

monochromatic

#19103D #2C1C6D #40299E #5639CC #7F69D8

Accessibility & contrast

On white

10.35

#40299E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#40299E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40299E

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40299E	#FFFFFF	#000000	##FFFFFF
##40299E	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A1

Deuteranopia (green-blind)

#003C9C

Tritanopia (blue-blind)

#054961

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #40299e;
/* rgb */ color: rgb(64, 41, 158);
/* oklch */ color: oklch(39.1% 0.177 283.6);

Tailwind

colors: {
  custom: {
    50: '#8065bc',
    500: '#40299e',
    950: '#000000',
  },
}

SCSS

$custom: #40299e;
$custom-light: #8065bc;
$custom-dark: #000000;

JSON

{
  "hex": "#40299e",
  "rgb": {
    "r": 64,
    "g": 41,
    "b": 158
  },
  "hsl": {
    "h": 251.795,
    "s": 58.794,
    "l": 39.02
  },
  "oklch": {
    "l": 0.39062,
    "c": 0.17713,
    "h": 283.6
  },
  "luminance": 0.05144
}

Semantic roles & 50–950 ramp

primary

#40299E

secondary

#ADBF64

accent

#E246C3

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #40299E

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

Preview Lab → · Contrast checker → · Palette generator →