#4247C6#4247C6

#4247C6 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.6% C 0.193 H 274.5°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#4247C6
RGB	rgb(66, 71, 198)
HSL	hsl(238, 54%, 52%)
HSV	hsv(238, 67%, 78%)
CMYK	cmyk(66.7%, 64.1%, 0%, 22.4%)
CIE-LAB	lab(37.37, 38.27, -66.80)
CIE-LCH	lch(37.37, 76.98, 299.81°)
OKLab	oklab(47.57% 0.0153 -0.1927)
OKLCH	oklch(47.57% 0.193 274.5)
XYZ	xyz(14.6897, 9.7406, 54.5211)
Luminance	0.0974 (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

#4247C6 #C6C142

analogous

#4289C6 #4247C6 #7F42C6

triadic

#4247C6 #C64247 #47C642

tetradic

#4247C6 #C64289 #C6C142 #42C67F

square

#4247C6 #C64289 #C6C142 #42C67F

split-complementary

#4247C6 #C67F42 #89C642

monochromatic

#21246D #2F339C #4247C6 #7175D4 #A0A3E2

Accessibility & contrast

On white

7.12

#4247C6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#4247C6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4247C6

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4247C6	#FFFFFF	#000000	##FFFFFF
##4247C6	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECA

Deuteranopia (green-blind)

#0052C4

Tritanopia (blue-blind)

#006880

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4247c6;
/* rgb */ color: rgb(66, 71, 198);
/* oklch */ color: oklch(47.6% 0.193 274.5);

Tailwind

colors: {
  custom: {
    50: '#867ad8',
    500: '#4247c6',
    950: '#000000',
  },
}

SCSS

$custom: #4247c6;
$custom-light: #867ad8;
$custom-dark: #000000;

JSON

{
  "hex": "#4247c6",
  "rgb": {
    "r": 66,
    "g": 71,
    "b": 198
  },
  "hsl": {
    "h": 237.727,
    "s": 53.659,
    "l": 51.765
  },
  "oklch": {
    "l": 0.47572,
    "c": 0.19333,
    "h": 274.5
  },
  "luminance": 0.09742
}

Semantic roles & 50–950 ramp

primary

#4247C6

secondary

#CFCD95

accent

#D84BDD

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #4247C6

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

Preview Lab → · Contrast checker → · Palette generator →