#4036A4#4036A4

#4036A4 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.6% C 0.170 H 280.1°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#4036A4
RGB	rgb(64, 54, 164)
HSL	hsl(245, 50%, 43%)
HSV	hsv(245, 67%, 64%)
CMYK	cmyk(61%, 67.1%, 0%, 35.7%)
CIE-LAB	lab(30.42, 37.00, -58.03)
CIE-LCH	lch(30.42, 68.82, 302.52°)
OKLab	oklab(41.58% 0.0298 -0.1671)
OKLCH	oklch(41.58% 0.17 280.1)
XYZ	xyz(10.1322, 6.4079, 35.8177)
Luminance	0.0641 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4036A4 #9AA436

analogous

#3663A4 #4036A4 #7736A4

triadic

#4036A4 #A44036 #36A440

tetradic

#4036A4 #A43663 #9AA436 #36A477

square

#4036A4 #A43663 #9AA436 #36A477

split-complementary

#4036A4 #A47736 #63A436

monochromatic

#1C1848 #2E2776 #4036A4 #5C51C6 #877FD5

Accessibility & contrast

On white

9.20

#4036A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#4036A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4036A4

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4036A4	#FFFFFF	#000000	##FFFFFF
##4036A4	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA7

Deuteranopia (green-blind)

#0043A2

Tritanopia (blue-blind)

#005268

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #4036a4;
/* rgb */ color: rgb(64, 54, 164);
/* oklch */ color: oklch(41.6% 0.170 280.1);

Tailwind

colors: {
  custom: {
    50: '#806ec0',
    500: '#4036a4',
    950: '#000000',
  },
}

SCSS

$custom: #4036a4;
$custom-light: #806ec0;
$custom-dark: #000000;

JSON

{
  "hex": "#4036a4",
  "rgb": {
    "r": 64,
    "g": 54,
    "b": 164
  },
  "hsl": {
    "h": 245.455,
    "s": 50.459,
    "l": 42.745
  },
  "oklch": {
    "l": 0.41577,
    "c": 0.16977,
    "h": 280.1
  },
  "luminance": 0.06409
}

Semantic roles & 50–950 ramp

primary

#4036A4

secondary

#B8BE78

accent

#DA4ECD

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #4036A4

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

Preview Lab → · Contrast checker → · Palette generator →