#40419A#40419A

#40419A is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.7% C 0.142 H 278.1°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#40419A
RGB	rgb(64, 65, 154)
HSL	hsl(239, 41%, 43%)
HSV	hsv(239, 58%, 60%)
CMYK	cmyk(58.4%, 57.8%, 0%, 39.6%)
CIE-LAB	lab(32.26, 26.70, -48.97)
CIE-LCH	lch(32.26, 55.78, 298.60°)
OKLab	oklab(42.68% 0.0199 -0.1405)
OKLCH	oklch(42.68% 0.142 278.1)
XYZ	xyz(9.8355, 7.2030, 31.4376)
Luminance	0.0720 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40419A #9A9940

analogous

#406E9A #40419A #6C409A

triadic

#40419A #9A4041 #419A40

tetradic

#40419A #9A406E #9A9940 #409A6C

square

#40419A #9A406E #9A9940 #409A6C

split-complementary

#40419A #9A6C40 #6E9A40

monochromatic

#1C1D44 #2E2F6F #40419A #5C5DBB #8788CD

Accessibility & contrast

On white

8.60

#40419A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#40419A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40419A

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40419A	#FFFFFF	#000000	##FFFFFF
##40419A	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509D

Deuteranopia (green-blind)

#004898

Tritanopia (blue-blind)

#085667

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #40419a;
/* rgb */ color: rgb(64, 65, 154);
/* oklch */ color: oklch(42.7% 0.142 278.1);

Tailwind

colors: {
  custom: {
    50: '#7d75b8',
    500: '#40419a',
    950: '#000000',
  },
}

SCSS

$custom: #40419a;
$custom-light: #7d75b8;
$custom-dark: #000000;

JSON

{
  "hex": "#40419a",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 154
  },
  "hsl": {
    "h": 239.333,
    "s": 41.284,
    "l": 42.745
  },
  "oklch": {
    "l": 0.42678,
    "c": 0.14186,
    "h": 278.1
  },
  "luminance": 0.07204
}

Semantic roles & 50–950 ramp

primary

#40419A

secondary

#B8B77E

accent

#D057D1

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #40419A

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

Preview Lab → · Contrast checker → · Palette generator →