#4738E3#4738E3

#4738E3 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 48.4% C 0.243 H 276.2°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#4738E3
RGB	rgb(71, 56, 227)
HSL	hsl(245, 75%, 55%)
HSV	hsv(245, 75%, 89%)
CMYK	cmyk(68.7%, 75.3%, 0%, 11%)
CIE-LAB	lab(37.32, 56.62, -83.58)
CIE-LCH	lch(37.32, 100.96, 304.12°)
OKLab	oklab(48.44% 0.0262 -0.2416)
OKLCH	oklch(48.44% 0.243 276.2)
XYZ	xyz(17.8733, 9.7123, 73.5909)
Luminance	0.0971 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 3.67

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4738E3 #D4E338

analogous

#387EE3 #4738E3 #9C38E3

triadic

#4738E3 #E34738 #38E347

tetradic

#4738E3 #E3387E #D4E338 #38E39C

square

#4738E3 #E3387E #D4E338 #38E39C

split-complementary

#4738E3 #E39C38 #7EE338

monochromatic

#1E148D #2A1BC2 #4738E3 #796EEB #AAA3F2

Accessibility & contrast

On white

7.14

#4738E3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4738E3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4738E3

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4738E3	#FFFFFF	#000000	##FFFFFF
##4738E3	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FE8

Deuteranopia (green-blind)

#0050E0

Tritanopia (blue-blind)

#006A8C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4738e3;
/* rgb */ color: rgb(71, 56, 227);
/* oklch */ color: oklch(48.4% 0.243 276.2);

Tailwind

colors: {
  custom: {
    50: '#8f72ed',
    500: '#4738e3',
    950: '#000000',
  },
}

SCSS

$custom: #4738e3;
$custom-light: #8f72ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4738e3",
  "rgb": {
    "r": 71,
    "g": 56,
    "b": 227
  },
  "hsl": {
    "h": 245.263,
    "s": 75.33,
    "l": 55.49
  },
  "oklch": {
    "l": 0.48435,
    "c": 0.24303,
    "h": 276.2
  },
  "luminance": 0.09714
}

Semantic roles & 50–950 ramp

primary

#4738E3

secondary

#D9DF98

accent

#F236E1

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0817

muted

#7E7B85

Preview Lab

Preview with #4738E3

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

Preview Lab → · Contrast checker → · Palette generator →