#4757C9#4757C9

#4757C9 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.0% C 0.177 H 272.5°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#4757C9
RGB	rgb(71, 87, 201)
HSL	hsl(233, 55%, 53%)
HSV	hsv(233, 65%, 79%)
CMYK	cmyk(64.7%, 56.7%, 0%, 21.2%)
CIE-LAB	lab(41.80, 30.04, -61.31)
CIE-LCH	lch(41.80, 68.27, 296.10°)
OKLab	oklab(51% 0.0077 -0.1763)
OKLCH	oklch(51% 0.177 272.5)
XYZ	xyz(16.5458, 12.3716, 56.7630)
Luminance	0.1237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4757C9 #C9B947

analogous

#4798C9 #4757C9 #7847C9

triadic

#4757C9 #C94757 #57C947

tetradic

#4757C9 #C94798 #C9B947 #47C978

square

#4757C9 #C94798 #C9B947 #47C978

split-complementary

#4757C9 #C97847 #98C947

monochromatic

#222C74 #303EA3 #4757C9 #7682D7 #A6ADE5

Accessibility & contrast

On white

6.04

#4757C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#4757C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4757C9

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4757C9	#FFFFFF	#000000	##FFFFFF
##4757C9	1.00	6.04	3.47	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CD

Deuteranopia (green-blind)

#005DC7

Tritanopia (blue-blind)

#007387

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4757c9;
/* rgb */ color: rgb(71, 87, 201);
/* oklch */ color: oklch(51.0% 0.177 272.5);

Tailwind

colors: {
  custom: {
    50: '#8886da',
    500: '#4757c9',
    950: '#000000',
  },
}

SCSS

$custom: #4757c9;
$custom-light: #8886da;
$custom-dark: #000000;

JSON

{
  "hex": "#4757c9",
  "rgb": {
    "r": 71,
    "g": 87,
    "b": 201
  },
  "hsl": {
    "h": 232.615,
    "s": 54.622,
    "l": 53.333
  },
  "oklch": {
    "l": 0.50998,
    "c": 0.17651,
    "h": 272.5
  },
  "luminance": 0.12373
}

Semantic roles & 50–950 ramp

primary

#4757C9

secondary

#D2CB9A

accent

#CC4ADE

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #4757C9

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

Preview Lab → · Contrast checker → · Palette generator →