#4034B9#4034B9

#4034B9 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 43.2% C 0.199 H 278.1°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#4034B9
RGB	rgb(64, 52, 185)
HSL	hsl(245, 56%, 46%)
HSV	hsv(245, 72%, 73%)
CMYK	cmyk(65.4%, 71.9%, 0%, 27.5%)
CIE-LAB	lab(31.92, 44.97, -68.12)
CIE-LCH	lch(31.92, 81.63, 303.43°)
OKLab	oklab(43.24% 0.028 -0.1967)
OKLCH	oklch(43.24% 0.199 278.1)
XYZ	xyz(12.0965, 7.0478, 46.6124)
Luminance	0.0705 (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

#4034B9 #ADB934

analogous

#346AB9 #4034B9 #8334B9

triadic

#4034B9 #B94034 #34B940

tetradic

#4034B9 #B9346A #ADB934 #34B983

square

#4034B9 #B9346A #ADB934 #34B983

split-complementary

#4034B9 #B98334 #6AB934

monochromatic

#1F1959 #2F2789 #4034B9 #645AD1 #9189DE

Accessibility & contrast

On white

8.71

#4034B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#4034B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4034B9

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4034B9	#FFFFFF	#000000	##FFFFFF
##4034B9	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BD

Deuteranopia (green-blind)

#0046B7

Tritanopia (blue-blind)

#005973

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4034b9;
/* rgb */ color: rgb(64, 52, 185);
/* oklch */ color: oklch(43.2% 0.199 278.1);

Tailwind

colors: {
  custom: {
    50: '#846dcf',
    500: '#4034b9',
    950: '#000000',
  },
}

SCSS

$custom: #4034b9;
$custom-light: #846dcf;
$custom-dark: #000000;

JSON

{
  "hex": "#4034b9",
  "rgb": {
    "r": 64,
    "g": 52,
    "b": 185
  },
  "hsl": {
    "h": 245.414,
    "s": 56.118,
    "l": 46.471
  },
  "oklch": {
    "l": 0.43239,
    "c": 0.19866,
    "h": 278.1
  },
  "luminance": 0.07049
}

Semantic roles & 50–950 ramp

primary

#4034B9

secondary

#C2C881

accent

#DF48D2

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #4034B9

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

Preview Lab → · Contrast checker → · Palette generator →