#4241E1#4241E1

#4241E1 is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 49.1% C 0.233 H 273.9°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#4241E1
RGB	rgb(66, 65, 225)
HSL	hsl(240, 73%, 57%)
HSV	hsv(240, 71%, 88%)
CMYK	cmyk(70.7%, 71.1%, 0%, 11.8%)
CIE-LAB	lab(38.50, 50.72, -80.50)
CIE-LCH	lch(38.50, 95.15, 302.21°)
OKLab	oklab(49.13% 0.016 -0.2328)
OKLCH	oklch(49.13% 0.233 273.9)
XYZ	xyz(17.7231, 10.3733, 72.2878)
Luminance	0.1037 (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

#4241E1 #E0E141

analogous

#4190E1 #4241E1 #9241E1

triadic

#4241E1 #E14241 #41E142

tetradic

#4241E1 #E14190 #E0E141 #41E192

square

#4241E1 #E14190 #E0E141 #41E192

split-complementary

#4241E1 #E19241 #90E141

monochromatic

#181791 #201FC6 #4241E1 #7776E9 #ABABF2

Accessibility & contrast

On white

6.83

#4241E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#4241E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4241E1

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4241E1	#FFFFFF	#000000	##FFFFFF
##4241E1	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062E6

Deuteranopia (green-blind)

#0053DE

Tritanopia (blue-blind)

#006E8D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4241e1;
/* rgb */ color: rgb(66, 65, 225);
/* oklch */ color: oklch(49.1% 0.233 273.9);

Tailwind

colors: {
  custom: {
    50: '#8c77ec',
    500: '#4241e1',
    950: '#000000',
  },
}

SCSS

$custom: #4241e1;
$custom-light: #8c77ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4241e1",
  "rgb": {
    "r": 66,
    "g": 65,
    "b": 225
  },
  "hsl": {
    "h": 240.375,
    "s": 72.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.4913,
    "c": 0.23335,
    "h": 273.9
  },
  "luminance": 0.10375
}

Semantic roles & 50–950 ramp

primary

#4241E1

secondary

#DFE09E

accent

#EF38EE

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4241E1

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

Preview Lab → · Contrast checker → · Palette generator →