#4737BE#4737BE

#4737BE is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.7% C 0.200 H 279.9°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#4737BE
RGB	rgb(71, 55, 190)
HSL	hsl(247, 55%, 48%)
HSV	hsv(247, 71%, 75%)
CMYK	cmyk(62.6%, 71.1%, 0%, 25.5%)
CIE-LAB	lab(33.54, 45.77, -68.38)
CIE-LCH	lch(33.54, 82.28, 303.79°)
OKLab	oklab(44.68% 0.0344 -0.1972)
OKLCH	oklch(44.68% 0.2 279.9)
XYZ	xyz(13.2560, 7.7887, 49.5100)
Luminance	0.0779 (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

#4737BE #AEBE37

analogous

#376ABE #4737BE #8A37BE

triadic

#4737BE #BE4737 #37BE47

tetradic

#4737BE #BE376A #AEBE37 #37BE8A

square

#4737BE #BE376A #AEBE37 #37BE8A

split-complementary

#4737BE #BE8A37 #6ABE37

monochromatic

#241C5F #35298F #4737BE #6E61D1 #9A90DF

Accessibility & contrast

On white

8.21

#4737BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#4737BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4737BE

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4737BE	#FFFFFF	#000000	##FFFFFF
##4737BE	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C2

Deuteranopia (green-blind)

#004ABB

Tritanopia (blue-blind)

#005C77

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4737be;
/* rgb */ color: rgb(71, 55, 190);
/* oklch */ color: oklch(44.7% 0.200 279.9);

Tailwind

colors: {
  custom: {
    50: '#8870d3',
    500: '#4737be',
    950: '#000000',
  },
}

SCSS

$custom: #4737be;
$custom-light: #8870d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4737be",
  "rgb": {
    "r": 71,
    "g": 55,
    "b": 190
  },
  "hsl": {
    "h": 247.111,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44678,
    "c": 0.20023,
    "h": 279.9
  },
  "luminance": 0.0779
}

Semantic roles & 50–950 ramp

primary

#4737BE

secondary

#C2CA87

accent

#DE49CD

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4737BE

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

Preview Lab → · Contrast checker → · Palette generator →