#4A37DD#4A37DD

#4A37DD is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.9% C 0.236 H 277.8°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#4A37DD
RGB	rgb(74, 55, 221)
HSL	hsl(247, 71%, 54%)
HSV	hsv(247, 75%, 87%)
CMYK	cmyk(66.5%, 75.1%, 0%, 13.3%)
CIE-LAB	lab(36.76, 55.62, -81.08)
CIE-LCH	lch(36.76, 98.32, 304.45°)
OKLab	oklab(47.91% 0.032 -0.2342)
OKLCH	oklch(47.91% 0.236 277.8)
XYZ	xyz(17.2371, 9.4072, 69.3000)
Luminance	0.0941 (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

#4A37DD #CADD37

analogous

#3777DD #4A37DD #9D37DD

triadic

#4A37DD #DD4A37 #37DD4A

tetradic

#4A37DD #DD3777 #CADD37 #37DD9D

square

#4A37DD #DD3777 #CADD37 #37DD9D

split-complementary

#4A37DD #DD9D37 #77DD37

monochromatic

#231683 #311FB8 #4A37DD #796BE6 #A9A0EF

Accessibility & contrast

On white

7.29

#4A37DD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#4A37DD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A37DD

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A37DD	#FFFFFF	#000000	##FFFFFF
##4A37DD	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DE2

Deuteranopia (green-blind)

#004FDA

Tritanopia (blue-blind)

#006788

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4a37dd;
/* rgb */ color: rgb(74, 55, 221);
/* oklch */ color: oklch(47.9% 0.236 277.8);

Tailwind

colors: {
  custom: {
    50: '#9071e9',
    500: '#4a37dd',
    950: '#000000',
  },
}

SCSS

$custom: #4a37dd;
$custom-light: #9071e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4a37dd",
  "rgb": {
    "r": 74,
    "g": 55,
    "b": 221
  },
  "hsl": {
    "h": 246.867,
    "s": 70.94,
    "l": 54.118
  },
  "oklch": {
    "l": 0.47914,
    "c": 0.23639,
    "h": 277.8
  },
  "luminance": 0.09409
}

Semantic roles & 50–950 ramp

primary

#4A37DD

secondary

#D3DB95

accent

#EE3AD9

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4A37DD

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

Preview Lab → · Contrast checker → · Palette generator →