#4241DA#4241DA

#4241DA is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.5% C 0.225 H 274.3°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#4241DA
RGB	rgb(66, 65, 218)
HSL	hsl(240, 67%, 55%)
HSV	hsv(240, 70%, 85%)
CMYK	cmyk(69.7%, 70.2%, 0%, 14.5%)
CIE-LAB	lab(37.84, 48.46, -77.59)
CIE-LCH	lch(37.84, 91.48, 301.99°)
OKLab	oklab(48.46% 0.017 -0.2243)
OKLCH	oklch(48.46% 0.225 274.3)
XYZ	xyz(16.7878, 9.9992, 67.3614)
Luminance	0.1000 (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

#4241DA #D9DA41

analogous

#418CDA #4241DA #8E41DA

triadic

#4241DA #DA4241 #41DA42

tetradic

#4241DA #DA418C #D9DA41 #41DA8E

square

#4241DA #DA418C #D9DA41 #41DA8E

split-complementary

#4241DA #DA8E41 #8CDA41

monochromatic

#1B1A86 #2524BA #4241DA #7574E4 #A8A7EE

Accessibility & contrast

On white

7.00

#4241DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#4241DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4241DA

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4241DA	#FFFFFF	#000000	##FFFFFF
##4241DA	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060DF

Deuteranopia (green-blind)

#0052D7

Tritanopia (blue-blind)

#006B89

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4241da;
/* rgb */ color: rgb(66, 65, 218);
/* oklch */ color: oklch(48.5% 0.225 274.3);

Tailwind

colors: {
  custom: {
    50: '#8b77e7',
    500: '#4241da',
    950: '#000000',
  },
}

SCSS

$custom: #4241da;
$custom-light: #8b77e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4241da",
  "rgb": {
    "r": 66,
    "g": 65,
    "b": 218
  },
  "hsl": {
    "h": 240.392,
    "s": 67.401,
    "l": 55.49
  },
  "oklch": {
    "l": 0.48455,
    "c": 0.22495,
    "h": 274.3
  },
  "luminance": 0.10001
}

Semantic roles & 50–950 ramp

primary

#4241DA

secondary

#DBDB9C

accent

#EA3EE9

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4241DA

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

Preview Lab → · Contrast checker → · Palette generator →