#4241CF#4241CF

#4241CF is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.4% C 0.211 H 275.0°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#4241CF
RGB	rgb(66, 65, 207)
HSL	hsl(240, 60%, 53%)
HSV	hsv(240, 69%, 81%)
CMYK	cmyk(68.1%, 68.6%, 0%, 18.8%)
CIE-LAB	lab(36.82, 44.87, -72.92)
CIE-LCH	lch(36.82, 85.62, 301.61°)
OKLab	oklab(47.42% 0.0186 -0.2107)
OKLCH	oklch(47.42% 0.212 275)
XYZ	xyz(15.3958, 9.4424, 60.0306)
Luminance	0.0944 (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

#4241CF #CECF41

analogous

#4187CF #4241CF #8941CF

triadic

#4241CF #CF4241 #41CF42

tetradic

#4241CF #CF4187 #CECF41 #41CF89

square

#4241CF #CF4187 #CECF41 #41CF89

split-complementary

#4241CF #CF8941 #87CF41

monochromatic

#1F1E77 #2B2BA8 #4241CF #7372DB #A3A3E8

Accessibility & contrast

On white

7.27

#4241CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#4241CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4241CF

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4241CF	#FFFFFF	#000000	##FFFFFF
##4241CF	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD3

Deuteranopia (green-blind)

#0050CC

Tritanopia (blue-blind)

#006883

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4241cf;
/* rgb */ color: rgb(66, 65, 207);
/* oklch */ color: oklch(47.4% 0.211 275.0);

Tailwind

colors: {
  custom: {
    50: '#8977df',
    500: '#4241cf',
    950: '#000000',
  },
}

SCSS

$custom: #4241cf;
$custom-light: #8977df;
$custom-dark: #000000;

JSON

{
  "hex": "#4241cf",
  "rgb": {
    "r": 66,
    "g": 65,
    "b": 207
  },
  "hsl": {
    "h": 240.423,
    "s": 59.664,
    "l": 53.333
  },
  "oklch": {
    "l": 0.47415,
    "c": 0.2115,
    "h": 275
  },
  "luminance": 0.09444
}

Semantic roles & 50–950 ramp

primary

#4241CF

secondary

#D4D497

accent

#E345E2

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4241CF

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

Preview Lab → · Contrast checker → · Palette generator →