#4238C7#4238C7

#4238C7 is a mid, highly saturated blue. Relative luminance 0.081; OKLCH L 45.3% C 0.211 H 276.9°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#4238C7
RGB	rgb(66, 56, 199)
HSL	hsl(244, 56%, 50%)
HSV	hsv(244, 72%, 78%)
CMYK	cmyk(66.8%, 71.9%, 0%, 22%)
CIE-LAB	lab(34.21, 47.43, -72.57)
CIE-LCH	lch(34.21, 86.70, 303.17°)
OKLab	oklab(45.32% 0.0255 -0.2096)
OKLCH	oklch(45.32% 0.211 276.9)
XYZ	xyz(13.9664, 8.1089, 54.8509)
Luminance	0.0811 (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

#4238C7 #BDC738

analogous

#3875C7 #4238C7 #8A38C7

triadic

#4238C7 #C74238 #38C742

tetradic

#4238C7 #C73875 #BDC738 #38C78A

square

#4238C7 #C73875 #BDC738 #38C78A

split-complementary

#4238C7 #C78A38 #75C738

monochromatic

#221D67 #322B97 #4238C7 #6F68D4 #9D98E2

Accessibility & contrast

On white

8.01

#4238C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#4238C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4238C7

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4238C7	#FFFFFF	#000000	##FFFFFF
##4238C7	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CB

Deuteranopia (green-blind)

#004AC4

Tritanopia (blue-blind)

#00607C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4238c7;
/* rgb */ color: rgb(66, 56, 199);
/* oklch */ color: oklch(45.3% 0.211 276.9);

Tailwind

colors: {
  custom: {
    50: '#8870d9',
    500: '#4238c7',
    950: '#000000',
  },
}

SCSS

$custom: #4238c7;
$custom-light: #8870d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4238c7",
  "rgb": {
    "r": 66,
    "g": 56,
    "b": 199
  },
  "hsl": {
    "h": 244.196,
    "s": 56.078,
    "l": 50
  },
  "oklch": {
    "l": 0.45316,
    "c": 0.21118,
    "h": 276.9
  },
  "luminance": 0.0811
}

Semantic roles & 50–950 ramp

primary

#4238C7

secondary

#C9CD8D

accent

#DF48D5

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4238C7

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

Preview Lab → · Contrast checker → · Palette generator →