#4238C3#4238C3

#4238C3 is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.9% C 0.206 H 277.3°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#4238C3
RGB	rgb(66, 56, 195)
HSL	hsl(244, 55%, 49%)
HSV	hsv(244, 71%, 76%)
CMYK	cmyk(66.2%, 71.3%, 0%, 23.5%)
CIE-LAB	lab(33.83, 46.16, -70.86)
CIE-LCH	lch(33.83, 84.56, 303.08°)
OKLab	oklab(44.93% 0.0262 -0.2046)
OKLCH	oklch(44.93% 0.206 277.3)
XYZ	xyz(13.5081, 7.9256, 52.4371)
Luminance	0.0793 (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

#4238C3 #B9C338

analogous

#3873C3 #4238C3 #8838C3

triadic

#4238C3 #C34238 #38C342

tetradic

#4238C3 #C33873 #B9C338 #38C388

square

#4238C3 #C33873 #B9C338 #38C388

split-complementary

#4238C3 #C38838 #73C338

monochromatic

#221D64 #322A93 #4238C3 #6D65D3 #9A95E1

Accessibility & contrast

On white

8.12

#4238C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#4238C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4238C3

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4238C3	#FFFFFF	#000000	##FFFFFF
##4238C3	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C7

Deuteranopia (green-blind)

#004AC0

Tritanopia (blue-blind)

#005E7A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4238c3;
/* rgb */ color: rgb(66, 56, 195);
/* oklch */ color: oklch(44.9% 0.206 277.3);

Tailwind

colors: {
  custom: {
    50: '#8770d6',
    500: '#4238c3',
    950: '#000000',
  },
}

SCSS

$custom: #4238c3;
$custom-light: #8770d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4238c3",
  "rgb": {
    "r": 66,
    "g": 56,
    "b": 195
  },
  "hsl": {
    "h": 244.317,
    "s": 55.378,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44929,
    "c": 0.2063,
    "h": 277.3
  },
  "luminance": 0.07927
}

Semantic roles & 50–950 ramp

primary

#4238C3

secondary

#C7CC8B

accent

#DF49D4

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4238C3

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

Preview Lab → · Contrast checker → · Palette generator →