#4737DD#4737DD

#4737DD is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.7% C 0.237 H 276.8°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#4737DD
RGB	rgb(71, 55, 221)
HSL	hsl(246, 71%, 54%)
HSV	hsv(246, 75%, 87%)
CMYK	cmyk(67.9%, 75.1%, 0%, 13.3%)
CIE-LAB	lab(36.54, 55.32, -81.44)
CIE-LCH	lch(36.54, 98.45, 304.18°)
OKLab	oklab(47.7% 0.028 -0.2354)
OKLCH	oklch(47.7% 0.237 276.8)
XYZ	xyz(17.0116, 9.2909, 69.2894)
Luminance	0.0929 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.47

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4737DD #CDDD37

analogous

#377ADD #4737DD #9A37DD

triadic

#4737DD #DD4737 #37DD47

tetradic

#4737DD #DD377A #CDDD37 #37DD9A

square

#4737DD #DD377A #CDDD37 #37DD9A

split-complementary

#4737DD #DD9A37 #7ADD37

monochromatic

#211683 #2E1FB8 #4737DD #776BE6 #A7A0EF

Accessibility & contrast

On white

7.35

#4737DD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#4737DD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4737DD

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4737DD	#FFFFFF	#000000	##FFFFFF
##4737DD	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DE2

Deuteranopia (green-blind)

#004FDA

Tritanopia (blue-blind)

#006888

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4737dd;
/* rgb */ color: rgb(71, 55, 221);
/* oklch */ color: oklch(47.7% 0.237 276.8);

Tailwind

colors: {
  custom: {
    50: '#8e71e9',
    500: '#4737dd',
    950: '#000000',
  },
}

SCSS

$custom: #4737dd;
$custom-light: #8e71e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4737dd",
  "rgb": {
    "r": 71,
    "g": 55,
    "b": 221
  },
  "hsl": {
    "h": 245.783,
    "s": 70.94,
    "l": 54.118
  },
  "oklch": {
    "l": 0.47704,
    "c": 0.23703,
    "h": 276.8
  },
  "luminance": 0.09292
}

Semantic roles & 50–950 ramp

primary

#4737DD

secondary

#D4DB95

accent

#EE3ADC

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4737DD

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

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