#4B42C8#4B42C8

#4B42C8 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 47.5% C 0.200 H 278.6°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#4B42C8
RGB	rgb(75, 66, 200)
HSL	hsl(244, 55%, 52%)
HSV	hsv(244, 67%, 78%)
CMYK	cmyk(62.5%, 67%, 0%, 21.6%)
CIE-LAB	lab(37.04, 43.19, -68.47)
CIE-LCH	lch(37.04, 80.96, 302.24°)
OKLab	oklab(47.55% 0.0299 -0.1974)
OKLCH	oklch(47.55% 0.2 278.6)
XYZ	xyz(15.2718, 9.5612, 55.6731)
Luminance	0.0956 (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

#4B42C8 #BFC842

analogous

#427CC8 #4B42C8 #8E42C8

triadic

#4B42C8 #C84B42 #42C84B

tetradic

#4B42C8 #C8427C #BFC842 #42C88E

square

#4B42C8 #C8427C #BFC842 #42C88E

split-complementary

#4B42C8 #C88E42 #7CC842

monochromatic

#26206F #362E9F #4B42C8 #7871D6 #A5A1E4

Accessibility & contrast

On white

7.21

#4B42C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#4B42C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B42C8

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B42C8	#FFFFFF	#000000	##FFFFFF
##4B42C8	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCC

Deuteranopia (green-blind)

#0052C5

Tritanopia (blue-blind)

#00657F

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4b42c8;
/* rgb */ color: rgb(75, 66, 200);
/* oklch */ color: oklch(47.5% 0.200 278.6);

Tailwind

colors: {
  custom: {
    50: '#8b77da',
    500: '#4b42c8',
    950: '#000000',
  },
}

SCSS

$custom: #4b42c8;
$custom-light: #8b77da;
$custom-dark: #000000;

JSON

{
  "hex": "#4b42c8",
  "rgb": {
    "r": 75,
    "g": 66,
    "b": 200
  },
  "hsl": {
    "h": 244.03,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.47546,
    "c": 0.19965,
    "h": 278.6
  },
  "luminance": 0.09562
}

Semantic roles & 50–950 ramp

primary

#4B42C8

secondary

#CCD096

accent

#DE4AD4

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4B42C8

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

Preview Lab → · Contrast checker → · Palette generator →