#4740CA#4740CA

#4740CA is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.1% C 0.205 H 277.3°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#4740CA
RGB	rgb(71, 64, 202)
HSL	hsl(243, 57%, 52%)
HSV	hsv(243, 68%, 79%)
CMYK	cmyk(64.9%, 68.3%, 0%, 20.8%)
CIE-LAB	lab(36.50, 44.45, -70.54)
CIE-LCH	lch(36.50, 83.38, 302.22°)
OKLab	oklab(47.13% 0.026 -0.2036)
OKLCH	oklch(47.13% 0.205 277.3)
XYZ	xyz(15.0891, 9.2694, 56.8597)
Luminance	0.0927 (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

#4740CA #C3CA40

analogous

#407ECA #4740CA #8C40CA

triadic

#4740CA #CA4740 #40CA47

tetradic

#4740CA #CA407E #C3CA40 #40CA8C

square

#4740CA #CA407E #C3CA40 #40CA8C

split-complementary

#4740CA #CA8C40 #7ECA40

monochromatic

#231F70 #322CA0 #4740CA #7570D7 #A3A0E5

Accessibility & contrast

On white

7.36

#4740CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#4740CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4740CA

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4740CA	#FFFFFF	#000000	##FFFFFF
##4740CA	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCE

Deuteranopia (green-blind)

#0050C7

Tritanopia (blue-blind)

#006580

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4740ca;
/* rgb */ color: rgb(71, 64, 202);
/* oklch */ color: oklch(47.1% 0.205 277.3);

Tailwind

colors: {
  custom: {
    50: '#8a76db',
    500: '#4740ca',
    950: '#000000',
  },
}

SCSS

$custom: #4740ca;
$custom-light: #8a76db;
$custom-dark: #000000;

JSON

{
  "hex": "#4740ca",
  "rgb": {
    "r": 71,
    "g": 64,
    "b": 202
  },
  "hsl": {
    "h": 243.043,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.47132,
    "c": 0.20524,
    "h": 277.3
  },
  "luminance": 0.09271
}

Semantic roles & 50–950 ramp

primary

#4740CA

secondary

#CED195

accent

#E048D8

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4740CA

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

Preview Lab → · Contrast checker → · Palette generator →