#4738E1#4738E1

#4738E1 is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 48.2% C 0.241 H 276.4°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#4738E1
RGB	rgb(71, 56, 225)
HSL	hsl(245, 74%, 55%)
HSV	hsv(245, 75%, 88%)
CMYK	cmyk(68.4%, 75.1%, 0%, 11.8%)
CIE-LAB	lab(37.12, 56.02, -82.77)
CIE-LCH	lch(37.12, 99.95, 304.09°)
OKLab	oklab(48.23% 0.0267 -0.2392)
OKLCH	oklch(48.23% 0.241 276.4)
XYZ	xyz(17.5989, 9.6026, 72.1456)
Luminance	0.0960 (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

#4738E1 #D2E138

analogous

#387EE1 #4738E1 #9B38E1

triadic

#4738E1 #E14738 #38E147

tetradic

#4738E1 #E1387E #D2E138 #38E19B

square

#4738E1 #E1387E #D2E138 #38E19B

split-complementary

#4738E1 #E19B38 #7EE138

monochromatic

#1F158A #2B1DBF #4738E1 #786DE9 #A9A2F1

Accessibility & contrast

On white

7.19

#4738E1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#4738E1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4738E1

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4738E1	#FFFFFF	#000000	##FFFFFF
##4738E1	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EE6

Deuteranopia (green-blind)

#0050DE

Tritanopia (blue-blind)

#006A8B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4738e1;
/* rgb */ color: rgb(71, 56, 225);
/* oklch */ color: oklch(48.2% 0.241 276.4);

Tailwind

colors: {
  custom: {
    50: '#8f72ec',
    500: '#4738e1',
    950: '#000000',
  },
}

SCSS

$custom: #4738e1;
$custom-light: #8f72ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4738e1",
  "rgb": {
    "r": 71,
    "g": 56,
    "b": 225
  },
  "hsl": {
    "h": 245.325,
    "s": 73.799,
    "l": 55.098
  },
  "oklch": {
    "l": 0.48233,
    "c": 0.24073,
    "h": 276.4
  },
  "luminance": 0.09604
}

Semantic roles & 50–950 ramp

primary

#4738E1

secondary

#D8DE97

accent

#F037E0

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4738E1

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

Preview Lab → · Contrast checker → · Palette generator →