#4738DD#4738DD

#4738DD is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.8% C 0.236 H 276.7°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#4738DD
RGB	rgb(71, 56, 221)
HSL	hsl(245, 71%, 54%)
HSV	hsv(245, 75%, 87%)
CMYK	cmyk(67.9%, 74.7%, 0%, 13.3%)
CIE-LAB	lab(36.72, 54.81, -81.15)
CIE-LCH	lch(36.72, 97.92, 304.03°)
OKLab	oklab(47.83% 0.0275 -0.2345)
OKLCH	oklch(47.83% 0.236 276.7)
XYZ	xyz(17.0596, 9.3869, 69.3054)
Luminance	0.0939 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.48

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4738DD #CEDD38

analogous

#387BDD #4738DD #9A38DD

triadic

#4738DD #DD4738 #38DD47

tetradic

#4738DD #DD387B #CEDD38 #38DD9A

square

#4738DD #DD387B #CEDD38 #38DD9A

split-complementary

#4738DD #DD9A38 #7BDD38

monochromatic

#211784 #2D1FB8 #4738DD #776CE6 #A8A1EF

Accessibility & contrast

On white

7.30

#4738DD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#4738DD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4738DD

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4738DD	#FFFFFF	#000000	##FFFFFF
##4738DD	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	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: #4738dd;
/* rgb */ color: rgb(71, 56, 221);
/* oklch */ color: oklch(47.8% 0.236 276.7);

Tailwind

colors: {
  custom: {
    50: '#8e72e9',
    500: '#4738dd',
    950: '#000000',
  },
}

SCSS

$custom: #4738dd;
$custom-light: #8e72e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4738dd",
  "rgb": {
    "r": 71,
    "g": 56,
    "b": 221
  },
  "hsl": {
    "h": 245.455,
    "s": 70.815,
    "l": 54.314
  },
  "oklch": {
    "l": 0.47831,
    "c": 0.23612,
    "h": 276.7
  },
  "luminance": 0.09388
}

Semantic roles & 50–950 ramp

primary

#4738DD

secondary

#D5DB95

accent

#EE3ADD

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4738DD

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

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