#4F42C8#4F42C8

#4F42C8 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.8% C 0.199 H 280.1°. Best body text is #FFFFFF at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#4F42C8
RGB	rgb(79, 66, 200)
HSL	hsl(246, 55%, 52%)
HSV	hsv(246, 67%, 78%)
CMYK	cmyk(60.5%, 67%, 0%, 21.6%)
CIE-LAB	lab(37.35, 43.77, -67.96)
CIE-LCH	lch(37.35, 80.84, 302.78°)
OKLab	oklab(47.85% 0.035 -0.1958)
OKLCH	oklch(47.85% 0.199 280.1)
XYZ	xyz(15.5947, 9.7277, 55.6882)
Luminance	0.0973 (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

#4F42C8 #BBC842

analogous

#4278C8 #4F42C8 #9242C8

triadic

#4F42C8 #C84F42 #42C84F

tetradic

#4F42C8 #C84278 #BBC842 #42C892

square

#4F42C8 #C84278 #BBC842 #42C892

split-complementary

#4F42C8 #C89242 #78C842

monochromatic

#28206F #392E9F #4F42C8 #7B71D6 #A7A1E4

Accessibility & contrast

On white

7.13

#4F42C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#4F42C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F42C8

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F42C8	#FFFFFF	#000000	##FFFFFF
##4F42C8	1.00	7.13	2.95	7.13
#FFFFFF	7.13	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCC

Deuteranopia (green-blind)

#0053C5

Tritanopia (blue-blind)

#00657F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4f42c8;
/* rgb */ color: rgb(79, 66, 200);
/* oklch */ color: oklch(47.8% 0.199 280.1);

Tailwind

colors: {
  custom: {
    50: '#8d78da',
    500: '#4f42c8',
    950: '#000000',
  },
}

SCSS

$custom: #4f42c8;
$custom-light: #8d78da;
$custom-dark: #000000;

JSON

{
  "hex": "#4f42c8",
  "rgb": {
    "r": 79,
    "g": 66,
    "b": 200
  },
  "hsl": {
    "h": 245.821,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.47845,
    "c": 0.19889,
    "h": 280.1
  },
  "luminance": 0.09729
}

Semantic roles & 50–950 ramp

primary

#4F42C8

secondary

#CAD096

accent

#DE4AD0

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4F42C8

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

Preview Lab → · Contrast checker → · Palette generator →