#4241C5#4241C5

#4241C5 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.5% C 0.199 H 275.7°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#4241C5
RGB	rgb(66, 65, 197)
HSL	hsl(240, 53%, 51%)
HSV	hsv(240, 67%, 77%)
CMYK	cmyk(66.5%, 67%, 0%, 22.7%)
CIE-LAB	lab(35.92, 41.57, -68.58)
CIE-LCH	lch(35.92, 80.20, 301.22°)
OKLab	oklab(46.49% 0.0198 -0.198)
OKLCH	oklch(46.49% 0.199 275.7)
XYZ	xyz(14.2118, 8.9688, 53.7947)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.76

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4241C5 #C4C541

analogous

#4182C5 #4241C5 #8441C5

triadic

#4241C5 #C54241 #41C542

tetradic

#4241C5 #C54182 #C4C541 #41C584

square

#4241C5 #C54182 #C4C541 #41C584

split-complementary

#4241C5 #C58441 #82C541

monochromatic

#21216B #302F9A #4241C5 #7170D3 #9F9FE2

Accessibility & contrast

On white

7.52

#4241C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#4241C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4241C5

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4241C5	#FFFFFF	#000000	##FFFFFF
##4241C5	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC9

Deuteranopia (green-blind)

#004FC2

Tritanopia (blue-blind)

#00647D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4241c5;
/* rgb */ color: rgb(66, 65, 197);
/* oklch */ color: oklch(46.5% 0.199 275.7);

Tailwind

colors: {
  custom: {
    50: '#8776d8',
    500: '#4241c5',
    950: '#000000',
  },
}

SCSS

$custom: #4241c5;
$custom-light: #8776d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4241c5",
  "rgb": {
    "r": 66,
    "g": 65,
    "b": 197
  },
  "hsl": {
    "h": 240.455,
    "s": 53.226,
    "l": 51.373
  },
  "oklch": {
    "l": 0.46492,
    "c": 0.19897,
    "h": 275.7
  },
  "luminance": 0.0897
}

Semantic roles & 50–950 ramp

primary

#4241C5

secondary

#CECE94

accent

#DD4BDC

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4241C5

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

Preview Lab → · Contrast checker → · Palette generator →