#4238C0#4238C0

#4238C0 is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.6% C 0.203 H 277.6°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#4238C0
RGB	rgb(66, 56, 192)
HSL	hsl(244, 55%, 49%)
HSV	hsv(244, 71%, 75%)
CMYK	cmyk(65.6%, 70.8%, 0%, 24.7%)
CIE-LAB	lab(33.54, 45.20, -69.56)
CIE-LCH	lch(33.54, 82.96, 303.01°)
OKLab	oklab(44.64% 0.0268 -0.2008)
OKLCH	oklch(44.64% 0.203 277.6)
XYZ	xyz(13.1723, 7.7913, 50.6687)
Luminance	0.0779 (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

#4238C0 #B6C038

analogous

#3872C0 #4238C0 #8638C0

triadic

#4238C0 #C04238 #38C042

tetradic

#4238C0 #C03872 #B6C038 #38C086

square

#4238C0 #C03872 #B6C038 #38C086

split-complementary

#4238C0 #C08638 #72C038

monochromatic

#211C61 #322A91 #4238C0 #6C64D2 #9993DF

Accessibility & contrast

On white

8.21

#4238C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#4238C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4238C0

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4238C0	#FFFFFF	#000000	##FFFFFF
##4238C0	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C4

Deuteranopia (green-blind)

#0049BD

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4238c0;
/* rgb */ color: rgb(66, 56, 192);
/* oklch */ color: oklch(44.6% 0.203 277.6);

Tailwind

colors: {
  custom: {
    50: '#8670d4',
    500: '#4238c0',
    950: '#000000',
  },
}

SCSS

$custom: #4238c0;
$custom-light: #8670d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4238c0",
  "rgb": {
    "r": 66,
    "g": 56,
    "b": 192
  },
  "hsl": {
    "h": 244.412,
    "s": 54.839,
    "l": 48.627
  },
  "oklch": {
    "l": 0.44641,
    "c": 0.20261,
    "h": 277.6
  },
  "luminance": 0.07792
}

Semantic roles & 50–950 ramp

primary

#4238C0

secondary

#C6CB89

accent

#DE4AD3

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0D0814

muted

#7D7B83

Preview Lab

Preview with #4238C0

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

Preview Lab → · Contrast checker → · Palette generator →