#40298B#40298B

#40298B is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.3% C 0.153 H 287.2°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#40298B
RGB	rgb(64, 41, 139)
HSL	hsl(254, 54%, 35%)
HSV	hsv(254, 71%, 55%)
CMYK	cmyk(54%, 70.5%, 0%, 45.5%)
CIE-LAB	lab(25.38, 36.72, -50.96)
CIE-LCH	lch(25.38, 62.81, 305.78°)
OKLab	oklab(37.27% 0.0454 -0.1464)
OKLCH	oklch(37.27% 0.153 287.2)
XYZ	xyz(7.5661, 4.5396, 24.8986)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40298B #748B29

analogous

#29438B #40298B #71298B

triadic

#40298B #8B4029 #298B40

tetradic

#40298B #8B2943 #748B29 #298B71

square

#40298B #8B2943 #748B29 #298B71

split-complementary

#40298B #8B7129 #438B29

monochromatic

#140D2C #2A1B5C #40298B #5637BA #795FD0

Accessibility & contrast

On white

11.01

#40298B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#40298B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40298B

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40298B	#FFFFFF	#000000	##FFFFFF
##40298B	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8E

Deuteranopia (green-blind)

#003989

Tritanopia (blue-blind)

#234256

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #40298b;
/* rgb */ color: rgb(64, 41, 139);
/* oklch */ color: oklch(37.3% 0.153 287.2);

Tailwind

colors: {
  custom: {
    50: '#7d65ae',
    500: '#40298b',
    950: '#000000',
  },
}

SCSS

$custom: #40298b;
$custom-light: #7d65ae;
$custom-dark: #000000;

JSON

{
  "hex": "#40298b",
  "rgb": {
    "r": 64,
    "g": 41,
    "b": 139
  },
  "hsl": {
    "h": 254.082,
    "s": 54.444,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37269,
    "c": 0.15326,
    "h": 287.2
  },
  "luminance": 0.0454
}

Semantic roles & 50–950 ramp

primary

#40298B

secondary

#A0B55B

accent

#DE4ABB

background

#F8F6FA

surface

#EFEBF4

border

#CAC6CE

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #40298B

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

Preview Lab → · Contrast checker → · Palette generator →