#4245C6#4245C6

#4245C6 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.2% C 0.196 H 274.9°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#4245C6
RGB	rgb(66, 69, 198)
HSL	hsl(239, 54%, 52%)
HSV	hsv(239, 67%, 78%)
CMYK	cmyk(66.7%, 65.2%, 0%, 22.4%)
CIE-LAB	lab(36.91, 39.49, -67.55)
CIE-LCH	lch(36.91, 78.25, 300.31°)
OKLab	oklab(47.24% 0.0168 -0.1949)
OKLCH	oklch(47.24% 0.196 274.9)
XYZ	xyz(14.5646, 9.4904, 54.4794)
Luminance	0.0949 (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

#4245C6 #C6C342

analogous

#4287C6 #4245C6 #8142C6

triadic

#4245C6 #C64245 #45C642

tetradic

#4245C6 #C64287 #C6C342 #42C681

square

#4245C6 #C64287 #C6C342 #42C681

split-complementary

#4245C6 #C68142 #87C642

monochromatic

#21236D #2F319C #4245C6 #7173D4 #A0A2E2

Accessibility & contrast

On white

7.25

#4245C6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#4245C6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4245C6

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4245C6	#FFFFFF	#000000	##FFFFFF
##4245C6	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCA

Deuteranopia (green-blind)

#0051C4

Tritanopia (blue-blind)

#00677F

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4245c6;
/* rgb */ color: rgb(66, 69, 198);
/* oklch */ color: oklch(47.2% 0.196 274.9);

Tailwind

colors: {
  custom: {
    50: '#8679d8',
    500: '#4245c6',
    950: '#000000',
  },
}

SCSS

$custom: #4245c6;
$custom-light: #8679d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4245c6",
  "rgb": {
    "r": 66,
    "g": 69,
    "b": 198
  },
  "hsl": {
    "h": 238.636,
    "s": 53.659,
    "l": 51.765
  },
  "oklch": {
    "l": 0.47236,
    "c": 0.19566,
    "h": 274.9
  },
  "luminance": 0.09492
}

Semantic roles & 50–950 ramp

primary

#4245C6

secondary

#CFCE95

accent

#DA4BDD

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #4245C6

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

Preview Lab → · Contrast checker → · Palette generator →