#4241CC#4241CC

#4241CC is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.1% C 0.208 H 275.2°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#4241CC
RGB	rgb(66, 65, 204)
HSL	hsl(240, 58%, 53%)
HSV	hsv(240, 68%, 80%)
CMYK	cmyk(67.6%, 68.1%, 0%, 20%)
CIE-LAB	lab(36.55, 43.89, -71.63)
CIE-LCH	lch(36.55, 84.01, 301.50°)
OKLab	oklab(47.14% 0.019 -0.2069)
OKLCH	oklch(47.14% 0.208 275.2)
XYZ	xyz(15.0326, 9.2971, 58.1173)
Luminance	0.0930 (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

#4241CC #CBCC41

analogous

#4185CC #4241CC #8841CC

triadic

#4241CC #CC4241 #41CC42

tetradic

#4241CC #CC4185 #CBCC41 #41CC88

square

#4241CC #CC4185 #CBCC41 #41CC88

split-complementary

#4241CC #CC8841 #85CC41

monochromatic

#201F74 #2D2CA4 #4241CC #7271D9 #A2A1E6

Accessibility & contrast

On white

7.34

#4241CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#4241CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4241CC

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4241CC	#FFFFFF	#000000	##FFFFFF
##4241CC	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CD0

Deuteranopia (green-blind)

#0050C9

Tritanopia (blue-blind)

#006681

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4241cc;
/* rgb */ color: rgb(66, 65, 204);
/* oklch */ color: oklch(47.1% 0.208 275.2);

Tailwind

colors: {
  custom: {
    50: '#8876dd',
    500: '#4241cc',
    950: '#000000',
  },
}

SCSS

$custom: #4241cc;
$custom-light: #8876dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4241cc",
  "rgb": {
    "r": 66,
    "g": 65,
    "b": 204
  },
  "hsl": {
    "h": 240.432,
    "s": 57.676,
    "l": 52.745
  },
  "oklch": {
    "l": 0.47136,
    "c": 0.20777,
    "h": 275.2
  },
  "luminance": 0.09298
}

Semantic roles & 50–950 ramp

primary

#4241CC

secondary

#D2D396

accent

#E147E0

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4241CC

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

Preview Lab → · Contrast checker → · Palette generator →