#4742DB#4742DB

#4742DB is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 49.0% C 0.224 H 275.7°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#4742DB
RGB	rgb(71, 66, 219)
HSL	hsl(242, 68%, 56%)
HSV	hsv(242, 70%, 86%)
CMYK	cmyk(67.6%, 69.9%, 0%, 14.1%)
CIE-LAB	lab(38.46, 48.77, -77.13)
CIE-LCH	lch(38.46, 91.25, 302.31°)
OKLab	oklab(49.01% 0.0222 -0.2228)
OKLCH	oklch(49.01% 0.224 275.7)
XYZ	xyz(17.3287, 10.3489, 68.0884)
Luminance	0.1035 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.44

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4742DB #D6DB42

analogous

#4289DB #4742DB #9342DB

triadic

#4742DB #DB4742 #42DB47

tetradic

#4742DB #DB4289 #D6DB42 #42DB93

square

#4742DB #DB4289 #D6DB42 #42DB93

split-complementary

#4742DB #DB9342 #89DB42

monochromatic

#1E1A89 #2924BC #4742DB #7975E5 #ABA9EF

Accessibility & contrast

On white

6.84

#4742DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#4742DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4742DB

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4742DB	#FFFFFF	#000000	##FFFFFF
##4742DB	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061E0

Deuteranopia (green-blind)

#0054D8

Tritanopia (blue-blind)

#006C8A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4742db;
/* rgb */ color: rgb(71, 66, 219);
/* oklch */ color: oklch(49.0% 0.224 275.7);

Tailwind

colors: {
  custom: {
    50: '#8d78e7',
    500: '#4742db',
    950: '#000000',
  },
}

SCSS

$custom: #4742db;
$custom-light: #8d78e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4742db",
  "rgb": {
    "r": 71,
    "g": 66,
    "b": 219
  },
  "hsl": {
    "h": 241.961,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.49013,
    "c": 0.22395,
    "h": 275.7
  },
  "luminance": 0.1035
}

Semantic roles & 50–950 ramp

primary

#4742DB

secondary

#DADC9D

accent

#EB3DE5

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4742DB

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

Preview Lab → · Contrast checker → · Palette generator →