#4740CD#4740CD

#4740CD is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.4% C 0.209 H 277.0°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#4740CD
RGB	rgb(71, 64, 205)
HSL	hsl(243, 59%, 53%)
HSV	hsv(243, 69%, 80%)
CMYK	cmyk(65.4%, 68.8%, 0%, 19.6%)
CIE-LAB	lab(36.77, 45.42, -71.84)
CIE-LCH	lch(36.77, 84.99, 302.30°)
OKLab	oklab(47.41% 0.0256 -0.2074)
OKLCH	oklch(47.41% 0.209 277)
XYZ	xyz(15.4478, 9.4129, 58.7486)
Luminance	0.0941 (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

#4740CD #C6CD40

analogous

#407FCD #4740CD #8E40CD

triadic

#4740CD #CD4740 #40CD47

tetradic

#4740CD #CD407F #C6CD40 #40CD8E

square

#4740CD #CD407F #C6CD40 #40CD8E

split-complementary

#4740CD #CD8E40 #7FCD40

monochromatic

#231E74 #312BA5 #4740CD #7671DA #A4A1E6

Accessibility & contrast

On white

7.28

#4740CD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#4740CD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4740CD

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4740CD	#FFFFFF	#000000	##FFFFFF
##4740CD	1.00	7.28	2.88	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CD1

Deuteranopia (green-blind)

#0050CA

Tritanopia (blue-blind)

#006681

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4740cd;
/* rgb */ color: rgb(71, 64, 205);
/* oklch */ color: oklch(47.4% 0.209 277.0);

Tailwind

colors: {
  custom: {
    50: '#8b76dd',
    500: '#4740cd',
    950: '#000000',
  },
}

SCSS

$custom: #4740cd;
$custom-light: #8b76dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4740cd",
  "rgb": {
    "r": 71,
    "g": 64,
    "b": 205
  },
  "hsl": {
    "h": 242.979,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.47408,
    "c": 0.20895,
    "h": 277
  },
  "luminance": 0.09414
}

Semantic roles & 50–950 ramp

primary

#4740CD

secondary

#D0D396

accent

#E246DA

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4740CD

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

Preview Lab → · Contrast checker → · Palette generator →