#4241D1#4241D1

#4241D1 is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.6% C 0.214 H 274.9°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#4241D1
RGB	rgb(66, 65, 209)
HSL	hsl(240, 61%, 54%)
HSV	hsv(240, 69%, 82%)
CMYK	cmyk(68.4%, 68.9%, 0%, 18%)
CIE-LAB	lab(37.01, 45.53, -73.78)
CIE-LCH	lch(37.01, 86.70, 301.68°)
OKLab	oklab(47.6% 0.0183 -0.2132)
OKLCH	oklch(47.6% 0.214 274.9)
XYZ	xyz(15.6419, 9.5408, 61.3265)
Luminance	0.0954 (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

#4241D1 #D0D141

analogous

#4188D1 #4241D1 #8A41D1

triadic

#4241D1 #D14241 #41D142

tetradic

#4241D1 #D14188 #D0D141 #41D18A

square

#4241D1 #D14188 #D0D141 #41D18A

split-complementary

#4241D1 #D18A41 #88D141

monochromatic

#1E1E7A #2A29AB #4241D1 #7372DD #A4A4E9

Accessibility & contrast

On white

7.22

#4241D1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#4241D1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4241D1

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4241D1	#FFFFFF	#000000	##FFFFFF
##4241D1	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED5

Deuteranopia (green-blind)

#0050CE

Tritanopia (blue-blind)

#006884

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4241d1;
/* rgb */ color: rgb(66, 65, 209);
/* oklch */ color: oklch(47.6% 0.214 274.9);

Tailwind

colors: {
  custom: {
    50: '#8977e0',
    500: '#4241d1',
    950: '#000000',
  },
}

SCSS

$custom: #4241d1;
$custom-light: #8977e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4241d1",
  "rgb": {
    "r": 66,
    "g": 65,
    "b": 209
  },
  "hsl": {
    "h": 240.417,
    "s": 61.017,
    "l": 53.725
  },
  "oklch": {
    "l": 0.47602,
    "c": 0.21396,
    "h": 274.9
  },
  "luminance": 0.09542
}

Semantic roles & 50–950 ramp

primary

#4241D1

secondary

#D5D698

accent

#E444E3

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4241D1

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

Preview Lab → · Contrast checker → · Palette generator →