#4737CC#4737CC

#4737CC is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 46.0% C 0.217 H 278.4°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#4737CC
RGB	rgb(71, 55, 204)
HSL	hsl(246, 59%, 51%)
HSV	hsv(246, 73%, 80%)
CMYK	cmyk(65.2%, 73%, 0%, 20%)
CIE-LAB	lab(34.86, 50.12, -74.39)
CIE-LCH	lch(34.86, 89.70, 303.97°)
OKLab	oklab(46.02% 0.0317 -0.2148)
OKLCH	oklch(46.02% 0.217 278.4)
XYZ	xyz(14.8603, 8.4304, 57.9591)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.82

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4737CC #BCCC37

analogous

#3771CC #4737CC #9137CC

triadic

#4737CC #CC4737 #37CC47

tetradic

#4737CC #CC3771 #BCCC37 #37CC91

square

#4737CC #CC3771 #BCCC37 #37CC91

split-complementary

#4737CC #CC9137 #71CC37

monochromatic

#241C6D #35289E #4737CC #7468D8 #A199E5

Accessibility & contrast

On white

7.82

#4737CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#4737CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4737CC

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4737CC	#FFFFFF	#000000	##FFFFFF
##4737CC	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D0

Deuteranopia (green-blind)

#004CC9

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4737cc;
/* rgb */ color: rgb(71, 55, 204);
/* oklch */ color: oklch(46.0% 0.217 278.4);

Tailwind

colors: {
  custom: {
    50: '#8b70dd',
    500: '#4737cc',
    950: '#000000',
  },
}

SCSS

$custom: #4737cc;
$custom-light: #8b70dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4737cc",
  "rgb": {
    "r": 71,
    "g": 55,
    "b": 204
  },
  "hsl": {
    "h": 246.443,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.46021,
    "c": 0.21713,
    "h": 278.4
  },
  "luminance": 0.08432
}

Semantic roles & 50–950 ramp

primary

#4737CC

secondary

#C9D08E

accent

#E345D2

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4737CC

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

Preview Lab → · Contrast checker → · Palette generator →