#4757D4#4757D4

#4757D4 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.9% C 0.191 H 272.3°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#4757D4
RGB	rgb(71, 87, 212)
HSL	hsl(233, 62%, 55%)
HSV	hsv(233, 67%, 83%)
CMYK	cmyk(66.5%, 59%, 0%, 16.9%)
CIE-LAB	lab(42.62, 33.84, -66.30)
CIE-LCH	lch(42.62, 74.44, 297.04°)
OKLab	oklab(51.87% 0.0077 -0.191)
OKLCH	oklch(51.87% 0.191 272.3)
XYZ	xyz(17.8864, 12.9078, 63.8234)
Luminance	0.1291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4757D4 #D4C447

analogous

#479ED4 #4757D4 #7D47D4

triadic

#4757D4 #D44757 #57D447

tetradic

#4757D4 #D4479E #D4C447 #47D47D

square

#4757D4 #D4479E #D4C447 #47D47D

split-complementary

#4757D4 #D47D47 #9ED447

monochromatic

#1E2A82 #2A3AB4 #4757D4 #7984E0 #AAB2EB

Accessibility & contrast

On white

5.86

#4757D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#4757D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4757D4

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4757D4	#FFFFFF	#000000	##FFFFFF
##4757D4	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD8

Deuteranopia (green-blind)

#005ED2

Tritanopia (blue-blind)

#00768D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4757d4;
/* rgb */ color: rgb(71, 87, 212);
/* oklch */ color: oklch(51.9% 0.191 272.3);

Tailwind

colors: {
  custom: {
    50: '#8a86e2',
    500: '#4757d4',
    950: '#000000',
  },
}

SCSS

$custom: #4757d4;
$custom-light: #8a86e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4757d4",
  "rgb": {
    "r": 71,
    "g": 87,
    "b": 212
  },
  "hsl": {
    "h": 233.191,
    "s": 62.115,
    "l": 55.49
  },
  "oklch": {
    "l": 0.51869,
    "c": 0.19119,
    "h": 272.3
  },
  "luminance": 0.12909
}

Semantic roles & 50–950 ramp

primary

#4757D4

secondary

#D9D29E

accent

#D343E5

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B15

muted

#7E7C84

Preview Lab

Preview with #4757D4

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

Preview Lab → · Contrast checker → · Palette generator →