#4757D2#4757D2

#4757D2 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.7% C 0.189 H 272.4°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#4757D2
RGB	rgb(71, 87, 210)
HSL	hsl(233, 61%, 55%)
HSV	hsv(233, 66%, 82%)
CMYK	cmyk(66.2%, 58.6%, 0%, 17.6%)
CIE-LAB	lab(42.47, 33.15, -65.40)
CIE-LCH	lch(42.47, 73.32, 296.88°)
OKLab	oklab(51.71% 0.0078 -0.1884)
OKLCH	oklch(51.71% 0.189 272.4)
XYZ	xyz(17.6357, 12.8075, 62.5030)
Luminance	0.1281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4757D2 #D2C247

analogous

#479CD2 #4757D2 #7D47D2

triadic

#4757D2 #D24757 #57D247

tetradic

#4757D2 #D2479C #D2C247 #47D27D

square

#4757D2 #D2479C #D2C247 #47D27D

split-complementary

#4757D2 #D27D47 #9CD247

monochromatic

#1F2A7F #2B3BB1 #4757D2 #7884DE #A9B1EA

Accessibility & contrast

On white

5.90

#4757D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#4757D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4757D2

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4757D2	#FFFFFF	#000000	##FFFFFF
##4757D2	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD6

Deuteranopia (green-blind)

#005ED0

Tritanopia (blue-blind)

#00758C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4757d2;
/* rgb */ color: rgb(71, 87, 210);
/* oklch */ color: oklch(51.7% 0.189 272.4);

Tailwind

colors: {
  custom: {
    50: '#8a86e1',
    500: '#4757d2',
    950: '#000000',
  },
}

SCSS

$custom: #4757d2;
$custom-light: #8a86e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4757d2",
  "rgb": {
    "r": 71,
    "g": 87,
    "b": 210
  },
  "hsl": {
    "h": 233.094,
    "s": 60.699,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51708,
    "c": 0.18854,
    "h": 272.4
  },
  "luminance": 0.12809
}

Semantic roles & 50–950 ramp

primary

#4757D2

secondary

#D8D19D

accent

#D144E4

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4757D2

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

Preview Lab → · Contrast checker → · Palette generator →