#4740CE#4740CE

#4740CE is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.5% C 0.210 H 277.0°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#4740CE
RGB	rgb(71, 64, 206)
HSL	hsl(243, 59%, 53%)
HSV	hsv(243, 69%, 81%)
CMYK	cmyk(65.5%, 68.9%, 0%, 19.2%)
CIE-LAB	lab(36.86, 45.74, -72.27)
CIE-LCH	lch(36.86, 85.53, 302.33°)
OKLab	oklab(47.5% 0.0255 -0.2086)
OKLCH	oklch(47.5% 0.21 277)
XYZ	xyz(15.5689, 9.4613, 59.3863)
Luminance	0.0946 (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

#4740CE #C7CE40

analogous

#4080CE #4740CE #8E40CE

triadic

#4740CE #CE4740 #40CE47

tetradic

#4740CE #CE4080 #C7CE40 #40CE8E

square

#4740CE #CE4080 #C7CE40 #40CE8E

split-complementary

#4740CE #CE8E40 #80CE40

monochromatic

#221E75 #312BA6 #4740CE #7671DA #A5A1E7

Accessibility & contrast

On white

7.26

#4740CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#4740CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4740CE

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4740CE	#FFFFFF	#000000	##FFFFFF
##4740CE	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD2

Deuteranopia (green-blind)

#0051CB

Tritanopia (blue-blind)

#006682

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4740ce;
/* rgb */ color: rgb(71, 64, 206);
/* oklch */ color: oklch(47.5% 0.210 277.0);

Tailwind

colors: {
  custom: {
    50: '#8b76de',
    500: '#4740ce',
    950: '#000000',
  },
}

SCSS

$custom: #4740ce;
$custom-light: #8b76de;
$custom-dark: #000000;

JSON

{
  "hex": "#4740ce",
  "rgb": {
    "r": 71,
    "g": 64,
    "b": 206
  },
  "hsl": {
    "h": 242.958,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.47501,
    "c": 0.2102,
    "h": 277
  },
  "luminance": 0.09463
}

Semantic roles & 50–950 ramp

primary

#4740CE

secondary

#D1D496

accent

#E245DB

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4740CE

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

Preview Lab → · Contrast checker → · Palette generator →