#4245C4#4245C4

#4245C4 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 47.1% C 0.193 H 275.0°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#4245C4
RGB	rgb(66, 69, 196)
HSL	hsl(239, 52%, 51%)
HSV	hsv(239, 66%, 77%)
CMYK	cmyk(66.3%, 64.8%, 0%, 23.1%)
CIE-LAB	lab(36.74, 38.82, -66.66)
CIE-LCH	lch(36.74, 77.14, 300.21°)
OKLab	oklab(47.06% 0.017 -0.1923)
OKLCH	oklch(47.06% 0.193 275)
XYZ	xyz(14.3354, 9.3987, 53.2725)
Luminance	0.0940 (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

#4245C4 #C4C142

analogous

#4286C4 #4245C4 #8042C4

triadic

#4245C4 #C44245 #45C442

tetradic

#4245C4 #C44286 #C4C142 #42C480

square

#4245C4 #C44286 #C4C142 #42C480

split-complementary

#4245C4 #C48042 #86C442

monochromatic

#21236A #303299 #4245C4 #7173D3 #9FA1E1

Accessibility & contrast

On white

7.29

#4245C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#4245C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4245C4

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4245C4	#FFFFFF	#000000	##FFFFFF
##4245C4	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC8

Deuteranopia (green-blind)

#0051C2

Tritanopia (blue-blind)

#00667E

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4245c4;
/* rgb */ color: rgb(66, 69, 196);
/* oklch */ color: oklch(47.1% 0.193 275.0);

Tailwind

colors: {
  custom: {
    50: '#8679d7',
    500: '#4245c4',
    950: '#000000',
  },
}

SCSS

$custom: #4245c4;
$custom-light: #8679d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4245c4",
  "rgb": {
    "r": 66,
    "g": 69,
    "b": 196
  },
  "hsl": {
    "h": 238.615,
    "s": 52.419,
    "l": 51.373
  },
  "oklch": {
    "l": 0.47059,
    "c": 0.19309,
    "h": 275
  },
  "luminance": 0.094
}

Semantic roles & 50–950 ramp

primary

#4245C4

secondary

#CECC94

accent

#D94CDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0914

muted

#7D7B83

Preview Lab

Preview with #4245C4

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

Preview Lab → · Contrast checker → · Palette generator →