#40239E#40239E

#40239E is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.3% C 0.183 H 284.5°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#40239E
RGB	rgb(64, 35, 158)
HSL	hsl(254, 64%, 38%)
HSV	hsv(254, 78%, 62%)
CMYK	cmyk(59.5%, 77.8%, 0%, 38%)
CIE-LAB	lab(26.04, 45.72, -61.58)
CIE-LCH	lch(26.04, 76.69, 306.59°)
OKLab	oklab(38.29% 0.0459 -0.1774)
OKLCH	oklch(38.29% 0.183 284.5)
XYZ	xyz(8.8851, 4.7601, 32.7917)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40239E #819E23

analogous

#23449E #40239E #7D239E

triadic

#40239E #9E4023 #239E40

tetradic

#40239E #9E2344 #819E23 #239E7D

square

#40239E #9E2344 #819E23 #239E7D

split-complementary

#40239E #9E7D23 #449E23

monochromatic

#170D3A #2C186C #40239E #542ED0 #7D60DC

Accessibility & contrast

On white

10.76

#40239E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#40239E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40239E

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40239E	#FFFFFF	#000000	##FFFFFF
##40239E	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A1

Deuteranopia (green-blind)

#003A9C

Tritanopia (blue-blind)

#064660

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #40239e;
/* rgb */ color: rgb(64, 35, 158);
/* oklch */ color: oklch(38.3% 0.183 284.5);

Tailwind

colors: {
  custom: {
    50: '#8162bc',
    500: '#40239e',
    950: '#000000',
  },
}

SCSS

$custom: #40239e;
$custom-light: #8162bc;
$custom-dark: #000000;

JSON

{
  "hex": "#40239e",
  "rgb": {
    "r": 64,
    "g": 35,
    "b": 158
  },
  "hsl": {
    "h": 254.146,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.38287,
    "c": 0.18327,
    "h": 284.5
  },
  "luminance": 0.04761
}

Semantic roles & 50–950 ramp

primary

#40239E

secondary

#A9C15C

accent

#E741C0

background

#F8F6FB

surface

#F0EBF7

border

#CBC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #40239E

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

Preview Lab → · Contrast checker → · Palette generator →