#4757D0#4757D0

#4757D0 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.5% C 0.186 H 272.4°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#4757D0
RGB	rgb(71, 87, 208)
HSL	hsl(233, 59%, 55%)
HSV	hsv(233, 66%, 82%)
CMYK	cmyk(65.9%, 58.2%, 0%, 18.4%)
CIE-LAB	lab(42.32, 32.46, -64.50)
CIE-LCH	lch(42.32, 72.21, 296.71°)
OKLab	oklab(51.55% 0.0077 -0.1857)
OKLCH	oklch(51.55% 0.186 272.4)
XYZ	xyz(17.3881, 12.7085, 61.1989)
Luminance	0.1271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4757D0 #D0C047

analogous

#479BD0 #4757D0 #7C47D0

triadic

#4757D0 #D04757 #57D047

tetradic

#4757D0 #D0479B #D0C047 #47D07C

square

#4757D0 #D0479B #D0C047 #47D07C

split-complementary

#4757D0 #D07C47 #9BD047

monochromatic

#202B7D #2C3BAD #4757D0 #7884DC #A8B0E9

Accessibility & contrast

On white

5.93

#4757D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#4757D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4757D0

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4757D0	#FFFFFF	#000000	##FFFFFF
##4757D0	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD4

Deuteranopia (green-blind)

#005ECE

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4757d0;
/* rgb */ color: rgb(71, 87, 208);
/* oklch */ color: oklch(51.5% 0.186 272.4);

Tailwind

colors: {
  custom: {
    50: '#8986df',
    500: '#4757d0',
    950: '#000000',
  },
}

SCSS

$custom: #4757d0;
$custom-light: #8986df;
$custom-dark: #000000;

JSON

{
  "hex": "#4757d0",
  "rgb": {
    "r": 71,
    "g": 87,
    "b": 208
  },
  "hsl": {
    "h": 232.993,
    "s": 59.307,
    "l": 54.706
  },
  "oklch": {
    "l": 0.51548,
    "c": 0.18589,
    "h": 272.4
  },
  "luminance": 0.1271
}

Semantic roles & 50–950 ramp

primary

#4757D0

secondary

#D6D09D

accent

#D045E2

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4757D0

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

Preview Lab → · Contrast checker → · Palette generator →