#4731BF#4731BF

#4731BF is a dark, highly saturated blue. Relative luminance 0.073; OKLCH L 44.0% C 0.208 H 280.6°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#4731BF
RGB	rgb(71, 49, 191)
HSL	hsl(249, 59%, 47%)
HSV	hsv(249, 74%, 75%)
CMYK	cmyk(62.8%, 74.3%, 0%, 25.1%)
CIE-LAB	lab(32.47, 49.32, -70.72)
CIE-LCH	lch(32.47, 86.22, 304.89°)
OKLab	oklab(43.95% 0.0383 -0.2041)
OKLCH	oklch(43.95% 0.208 280.6)
XYZ	xyz(13.0978, 7.2968, 49.9983)
Luminance	0.0730 (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

#4731BF #A9BF31

analogous

#3162BF #4731BF #8E31BF

triadic

#4731BF #BF4731 #31BF47

tetradic

#4731BF #BF3162 #A9BF31 #31BF8E

square

#4731BF #BF3162 #A9BF31 #31BF8E

split-complementary

#4731BF #BF8E31 #62BF31

monochromatic

#23185E #35258E #4731BF #6C59D4 #978AE1

Accessibility & contrast

On white

8.54

#4731BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4731BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4731BF

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4731BF	#FFFFFF	#000000	##FFFFFF
##4731BF	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C3

Deuteranopia (green-blind)

#0047BC

Tritanopia (blue-blind)

#005976

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4731bf;
/* rgb */ color: rgb(71, 49, 191);
/* oklch */ color: oklch(44.0% 0.208 280.6);

Tailwind

colors: {
  custom: {
    50: '#896cd4',
    500: '#4731bf',
    950: '#000000',
  },
}

SCSS

$custom: #4731bf;
$custom-light: #896cd4;
$custom-dark: #000000;

JSON

{
  "hex": "#4731bf",
  "rgb": {
    "r": 71,
    "g": 49,
    "b": 191
  },
  "hsl": {
    "h": 249.296,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.43951,
    "c": 0.20762,
    "h": 280.6
  },
  "luminance": 0.07298
}

Semantic roles & 50–950 ramp

primary

#4731BF

secondary

#BFCB81

accent

#E245CA

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4731BF

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

Preview Lab → · Contrast checker → · Palette generator →