#4036B8#4036B8

#4036B8 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.4% C 0.195 H 277.9°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#4036B8
RGB	rgb(64, 54, 184)
HSL	hsl(245, 55%, 47%)
HSV	hsv(245, 71%, 72%)
CMYK	cmyk(65.2%, 70.7%, 0%, 27.8%)
CIE-LAB	lab(32.23, 43.51, -67.01)
CIE-LCH	lch(32.23, 79.90, 303.00°)
OKLab	oklab(43.44% 0.0269 -0.1934)
OKLCH	oklch(43.44% 0.195 277.9)
XYZ	xyz(12.0825, 7.1880, 46.0888)
Luminance	0.0719 (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

#4036B8 #AEB836

analogous

#366DB8 #4036B8 #8136B8

triadic

#4036B8 #B84036 #36B840

tetradic

#4036B8 #B8366D #AEB836 #36B881

square

#4036B8 #B8366D #AEB836 #36B881

split-complementary

#4036B8 #B88136 #6DB836

monochromatic

#1F1A59 #302889 #4036B8 #655CCF #928BDD

Accessibility & contrast

On white

8.61

#4036B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#4036B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4036B8

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4036B8	#FFFFFF	#000000	##FFFFFF
##4036B8	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BC

Deuteranopia (green-blind)

#0046B6

Tritanopia (blue-blind)

#005973

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4036b8;
/* rgb */ color: rgb(64, 54, 184);
/* oklch */ color: oklch(43.4% 0.195 277.9);

Tailwind

colors: {
  custom: {
    50: '#846fce',
    500: '#4036b8',
    950: '#000000',
  },
}

SCSS

$custom: #4036b8;
$custom-light: #846fce;
$custom-dark: #000000;

JSON

{
  "hex": "#4036b8",
  "rgb": {
    "r": 64,
    "g": 54,
    "b": 184
  },
  "hsl": {
    "h": 244.615,
    "s": 54.622,
    "l": 46.667
  },
  "oklch": {
    "l": 0.43436,
    "c": 0.19529,
    "h": 277.9
  },
  "luminance": 0.07189
}

Semantic roles & 50–950 ramp

primary

#4036B8

secondary

#C2C782

accent

#DE4AD3

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #4036B8

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

Preview Lab → · Contrast checker → · Palette generator →