#4034BC#4034BC

#4034BC is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.5% C 0.202 H 277.8°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#4034BC
RGB	rgb(64, 52, 188)
HSL	hsl(245, 57%, 47%)
HSV	hsv(245, 72%, 74%)
CMYK	cmyk(66%, 72.3%, 0%, 26.3%)
CIE-LAB	lab(32.20, 45.93, -69.42)
CIE-LCH	lch(32.20, 83.24, 303.49°)
OKLab	oklab(43.53% 0.0275 -0.2005)
OKLCH	oklch(43.53% 0.202 277.8)
XYZ	xyz(12.4165, 7.1758, 48.2979)
Luminance	0.0718 (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

#4034BC #B0BC34

analogous

#346CBC #4034BC #8434BC

triadic

#4034BC #BC4034 #34BC40

tetradic

#4034BC #BC346C #B0BC34 #34BC84

square

#4034BC #BC346C #B0BC34 #34BC84

split-complementary

#4034BC #BC8434 #6CBC34

monochromatic

#1F195C #30278C #4034BC #665BD2 #938BDF

Accessibility & contrast

On white

8.62

#4034BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#4034BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4034BC

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4034BC	#FFFFFF	#000000	##FFFFFF
##4034BC	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C0

Deuteranopia (green-blind)

#0046BA

Tritanopia (blue-blind)

#005A75

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4034bc;
/* rgb */ color: rgb(64, 52, 188);
/* oklch */ color: oklch(43.5% 0.202 277.8);

Tailwind

colors: {
  custom: {
    50: '#856dd1',
    500: '#4034bc',
    950: '#000000',
  },
}

SCSS

$custom: #4034bc;
$custom-light: #856dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4034bc",
  "rgb": {
    "r": 64,
    "g": 52,
    "b": 188
  },
  "hsl": {
    "h": 245.294,
    "s": 56.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.43531,
    "c": 0.20233,
    "h": 277.8
  },
  "luminance": 0.07177
}

Semantic roles & 50–950 ramp

primary

#4034BC

secondary

#C3C983

accent

#E048D3

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #4034BC

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

Preview Lab → · Contrast checker → · Palette generator →