#4742CC#4742CC

#4742CC is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 47.6% C 0.206 H 276.8°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#4742CC
RGB	rgb(71, 66, 204)
HSL	hsl(242, 58%, 53%)
HSV	hsv(242, 68%, 80%)
CMYK	cmyk(65.2%, 67.6%, 0%, 20%)
CIE-LAB	lab(37.10, 43.93, -70.71)
CIE-LCH	lch(37.10, 83.25, 301.85°)
OKLab	oklab(47.62% 0.0243 -0.2041)
OKLCH	oklch(47.62% 0.206 276.8)
XYZ	xyz(15.4423, 9.5943, 58.1531)
Luminance	0.0960 (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

#4742CC #C7CC42

analogous

#4282CC #4742CC #8C42CC

triadic

#4742CC #CC4742 #42CC47

tetradic

#4742CC #CC4282 #C7CC42 #42CC8C

square

#4742CC #CC4282 #C7CC42 #42CC8C

split-complementary

#4742CC #CC8C42 #82CC42

monochromatic

#221F74 #312CA4 #4742CC #7672D9 #A5A2E6

Accessibility & contrast

On white

7.19

#4742CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#4742CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4742CC

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4742CC	#FFFFFF	#000000	##FFFFFF
##4742CC	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD0

Deuteranopia (green-blind)

#0051C9

Tritanopia (blue-blind)

#006782

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4742cc;
/* rgb */ color: rgb(71, 66, 204);
/* oklch */ color: oklch(47.6% 0.206 276.8);

Tailwind

colors: {
  custom: {
    50: '#8a77dd',
    500: '#4742cc',
    950: '#000000',
  },
}

SCSS

$custom: #4742cc;
$custom-light: #8a77dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4742cc",
  "rgb": {
    "r": 71,
    "g": 66,
    "b": 204
  },
  "hsl": {
    "h": 242.174,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.47624,
    "c": 0.20552,
    "h": 276.8
  },
  "luminance": 0.09596
}

Semantic roles & 50–950 ramp

primary

#4742CC

secondary

#D1D397

accent

#E147DB

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4742CC

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

Preview Lab → · Contrast checker → · Palette generator →