#4740D5#4740D5

#4740D5 is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 48.2% C 0.219 H 276.4°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#4740D5
RGB	rgb(71, 64, 213)
HSL	hsl(243, 64%, 54%)
HSV	hsv(243, 70%, 84%)
CMYK	cmyk(66.7%, 70%, 0%, 16.5%)
CIE-LAB	lab(37.50, 47.98, -75.27)
CIE-LCH	lch(37.50, 89.26, 302.52°)
OKLab	oklab(48.15% 0.0244 -0.2174)
OKLCH	oklch(48.15% 0.219 276.4)
XYZ	xyz(16.4382, 9.8090, 63.9649)
Luminance	0.0981 (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

#4740D5 #CED540

analogous

#4084D5 #4740D5 #9240D5

triadic

#4740D5 #D54740 #40D547

tetradic

#4740D5 #D54084 #CED540 #40D592

square

#4740D5 #D54084 #CED540 #40D592

split-complementary

#4740D5 #D59240 #84D540

monochromatic

#211C7F #2D27B1 #4740D5 #7772E0 #A8A4EB

Accessibility & contrast

On white

7.09

#4740D5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#4740D5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4740D5

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4740D5	#FFFFFF	#000000	##FFFFFF
##4740D5	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD9

Deuteranopia (green-blind)

#0052D2

Tritanopia (blue-blind)

#006986

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4740d5;
/* rgb */ color: rgb(71, 64, 213);
/* oklch */ color: oklch(48.2% 0.219 276.4);

Tailwind

colors: {
  custom: {
    50: '#8c76e3',
    500: '#4740d5',
    950: '#000000',
  },
}

SCSS

$custom: #4740d5;
$custom-light: #8c76e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4740d5",
  "rgb": {
    "r": 71,
    "g": 64,
    "b": 213
  },
  "hsl": {
    "h": 242.819,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.48154,
    "c": 0.21876,
    "h": 276.4
  },
  "luminance": 0.0981
}

Semantic roles & 50–950 ramp

primary

#4740D5

secondary

#D5D899

accent

#E741DF

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4740D5

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

Preview Lab → · Contrast checker → · Palette generator →