#4731BC#4731BC

#4731BC is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.7% C 0.204 H 281.0°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#4731BC
RGB	rgb(71, 49, 188)
HSL	hsl(249, 59%, 46%)
HSV	hsv(249, 74%, 74%)
CMYK	cmyk(62.2%, 73.9%, 0%, 26.3%)
CIE-LAB	lab(32.18, 48.41, -69.44)
CIE-LCH	lch(32.18, 84.65, 304.89°)
OKLab	oklab(43.66% 0.039 -0.2003)
OKLCH	oklch(43.66% 0.204 281)
XYZ	xyz(12.7711, 7.1661, 48.2774)
Luminance	0.0717 (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

#4731BC #A6BC31

analogous

#3161BC #4731BC #8D31BC

triadic

#4731BC #BC4731 #31BC47

tetradic

#4731BC #BC3161 #A6BC31 #31BC8D

square

#4731BC #BC3161 #A6BC31 #31BC8D

split-complementary

#4731BC #BC8D31 #61BC31

monochromatic

#22185B #35248B #4731BC #6B57D3 #9688E0

Accessibility & contrast

On white

8.63

#4731BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#4731BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4731BC

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4731BC	#FFFFFF	#000000	##FFFFFF
##4731BC	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C0

Deuteranopia (green-blind)

#0047B9

Tritanopia (blue-blind)

#005874

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4731bc;
/* rgb */ color: rgb(71, 49, 188);
/* oklch */ color: oklch(43.7% 0.204 281.0);

Tailwind

colors: {
  custom: {
    50: '#886cd1',
    500: '#4731bc',
    950: '#000000',
  },
}

SCSS

$custom: #4731bc;
$custom-light: #886cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4731bc",
  "rgb": {
    "r": 71,
    "g": 49,
    "b": 188
  },
  "hsl": {
    "h": 249.496,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.43657,
    "c": 0.20405,
    "h": 281
  },
  "luminance": 0.07167
}

Semantic roles & 50–950 ramp

primary

#4731BC

secondary

#BECA7F

accent

#E246C9

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4731BC

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

Preview Lab → · Contrast checker → · Palette generator →