#4737C0#4737C0

#4737C0 is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.9% C 0.203 H 279.7°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#4737C0
RGB	rgb(71, 55, 192)
HSL	hsl(247, 55%, 48%)
HSV	hsv(247, 71%, 75%)
CMYK	cmyk(63%, 71.4%, 0%, 24.7%)
CIE-LAB	lab(33.72, 46.39, -69.25)
CIE-LCH	lch(33.72, 83.36, 303.82°)
OKLab	oklab(44.87% 0.034 -0.1998)
OKLCH	oklch(44.87% 0.203 279.7)
XYZ	xyz(13.4761, 7.8767, 50.6692)
Luminance	0.0788 (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

#4737C0 #B0C037

analogous

#376BC0 #4737C0 #8B37C0

triadic

#4737C0 #C04737 #37C047

tetradic

#4737C0 #C0376B #B0C037 #37C08B

square

#4737C0 #C0376B #B0C037 #37C08B

split-complementary

#4737C0 #C08B37 #6BC037

monochromatic

#241C61 #352990 #4737C0 #6F62D2 #9B92E0

Accessibility & contrast

On white

8.15

#4737C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#4737C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4737C0

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4737C0	#FFFFFF	#000000	##FFFFFF
##4737C0	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C4

Deuteranopia (green-blind)

#004ABD

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4737c0;
/* rgb */ color: rgb(71, 55, 192);
/* oklch */ color: oklch(44.9% 0.203 279.7);

Tailwind

colors: {
  custom: {
    50: '#8970d4',
    500: '#4737c0',
    950: '#000000',
  },
}

SCSS

$custom: #4737c0;
$custom-light: #8970d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4737c0",
  "rgb": {
    "r": 71,
    "g": 55,
    "b": 192
  },
  "hsl": {
    "h": 247.007,
    "s": 55.466,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44867,
    "c": 0.20267,
    "h": 279.7
  },
  "luminance": 0.07878
}

Semantic roles & 50–950 ramp

primary

#4737C0

secondary

#C3CB88

accent

#DF49CD

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4737C0

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

Preview Lab → · Contrast checker → · Palette generator →