#40299B#40299B

#40299B is a dark, vivid violet. Relative luminance 0.050; OKLCH L 38.8% C 0.173 H 284.1°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#40299B
RGB	rgb(64, 41, 155)
HSL	hsl(252, 58%, 38%)
HSV	hsv(252, 74%, 61%)
CMYK	cmyk(58.7%, 73.5%, 0%, 39.2%)
CIE-LAB	lab(26.85, 41.67, -58.41)
CIE-LCH	lch(26.85, 71.75, 305.50°)
OKLab	oklab(38.77% 0.0422 -0.1682)
OKLCH	oklch(38.77% 0.173 284.1)
XYZ	xyz(8.8219, 5.0419, 31.5123)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40299B #849B29

analogous

#294B9B #40299B #79299B

triadic

#40299B #9B4029 #299B40

tetradic

#40299B #9B294B #849B29 #299B79

square

#40299B #9B294B #849B29 #299B79

split-complementary

#40299B #9B7929 #4B9B29

monochromatic

#180F3A #2C1C6B #40299B #5537CA #7E67D7

Accessibility & contrast

On white

10.46

#40299B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#40299B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40299B

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40299B	#FFFFFF	#000000	##FFFFFF
##40299B	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439E

Deuteranopia (green-blind)

#003C99

Tritanopia (blue-blind)

#0D485F

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #40299b;
/* rgb */ color: rgb(64, 41, 155);
/* oklch */ color: oklch(38.8% 0.173 284.1);

Tailwind

colors: {
  custom: {
    50: '#8065ba',
    500: '#40299b',
    950: '#000000',
  },
}

SCSS

$custom: #40299b;
$custom-light: #8065ba;
$custom-dark: #000000;

JSON

{
  "hex": "#40299b",
  "rgb": {
    "r": 64,
    "g": 41,
    "b": 155
  },
  "hsl": {
    "h": 252.105,
    "s": 58.163,
    "l": 38.431
  },
  "oklch": {
    "l": 0.38771,
    "c": 0.17342,
    "h": 284.1
  },
  "luminance": 0.05042
}

Semantic roles & 50–950 ramp

primary

#40299B

secondary

#ABBD63

accent

#E146C2

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #40299B

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

Preview Lab → · Contrast checker → · Palette generator →