#40259B#40259B

#40259B is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.2% C 0.178 H 284.8°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#40259B
RGB	rgb(64, 37, 155)
HSL	hsl(254, 61%, 38%)
HSV	hsv(254, 76%, 61%)
CMYK	cmyk(58.7%, 76.1%, 0%, 39.2%)
CIE-LAB	lab(26.10, 43.81, -59.65)
CIE-LCH	lch(26.10, 74.01, 306.29°)
OKLab	oklab(38.24% 0.0453 -0.1718)
OKLCH	oklch(38.24% 0.178 284.8)
XYZ	xyz(8.6905, 4.7791, 31.4685)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40259B #809B25

analogous

#25459B #40259B #7B259B

triadic

#40259B #9B4025 #259B40

tetradic

#40259B #9B2545 #809B25 #259B7B

square

#40259B #9B2545 #809B25 #259B7B

split-complementary

#40259B #9B7B25 #459B25

monochromatic

#170D38 #2C196A #40259B #5431CC #7D61D9

Accessibility & contrast

On white

10.74

#40259B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#40259B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40259B

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40259B	#FFFFFF	#000000	##FFFFFF
##40259B	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419E

Deuteranopia (green-blind)

#003A99

Tritanopia (blue-blind)

#0E465E

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #40259b;
/* rgb */ color: rgb(64, 37, 155);
/* oklch */ color: oklch(38.2% 0.178 284.8);

Tailwind

colors: {
  custom: {
    50: '#8063ba',
    500: '#40259b',
    950: '#000000',
  },
}

SCSS

$custom: #40259b;
$custom-light: #8063ba;
$custom-dark: #000000;

JSON

{
  "hex": "#40259b",
  "rgb": {
    "r": 64,
    "g": 37,
    "b": 155
  },
  "hsl": {
    "h": 253.729,
    "s": 61.458,
    "l": 37.647
  },
  "oklch": {
    "l": 0.38236,
    "c": 0.17768,
    "h": 284.8
  },
  "luminance": 0.0478
}

Semantic roles & 50–950 ramp

primary

#40259B

secondary

#A8BF5D

accent

#E543C0

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #40259B

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

Preview Lab → · Contrast checker → · Palette generator →