#4034BE#4034BE

#4034BE is a dark, highly saturated blue. Relative luminance 0.073; OKLCH L 43.7% C 0.205 H 277.6°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#4034BE
RGB	rgb(64, 52, 190)
HSL	hsl(245, 57%, 47%)
HSV	hsv(245, 73%, 75%)
CMYK	cmyk(66.3%, 72.6%, 0%, 25.5%)
CIE-LAB	lab(32.40, 46.56, -70.28)
CIE-LCH	lch(32.40, 84.30, 303.53°)
OKLab	oklab(43.73% 0.0271 -0.203)
OKLCH	oklch(43.73% 0.205 277.6)
XYZ	xyz(12.6336, 7.2626, 49.4413)
Luminance	0.0726 (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

#4034BE #B2BE34

analogous

#346DBE #4034BE #8534BE

triadic

#4034BE #BE4034 #34BE40

tetradic

#4034BE #BE346D #B2BE34 #34BE85

square

#4034BE #BE346D #B2BE34 #34BE85

split-complementary

#4034BE #BE8534 #6DBE34

monochromatic

#201A5E #30278E #4034BE #675DD3 #948DE0

Accessibility & contrast

On white

8.56

#4034BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#4034BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4034BE

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4034BE	#FFFFFF	#000000	##FFFFFF
##4034BE	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C2

Deuteranopia (green-blind)

#0046BB

Tritanopia (blue-blind)

#005B76

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4034be;
/* rgb */ color: rgb(64, 52, 190);
/* oklch */ color: oklch(43.7% 0.205 277.6);

Tailwind

colors: {
  custom: {
    50: '#856dd3',
    500: '#4034be',
    950: '#000000',
  },
}

SCSS

$custom: #4034be;
$custom-light: #856dd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4034be",
  "rgb": {
    "r": 64,
    "g": 52,
    "b": 190
  },
  "hsl": {
    "h": 245.217,
    "s": 57.025,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43727,
    "c": 0.20477,
    "h": 277.6
  },
  "luminance": 0.07264
}

Semantic roles & 50–950 ramp

primary

#4034BE

secondary

#C4CA84

accent

#E048D3

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #4034BE

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

Preview Lab → · Contrast checker → · Palette generator →