#4857CC#4857CC

#4857CC is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.3% C 0.180 H 272.8°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#4857CC
RGB	rgb(72, 87, 204)
HSL	hsl(233, 56%, 54%)
HSV	hsv(233, 65%, 80%)
CMYK	cmyk(64.7%, 57.4%, 0%, 20%)
CIE-LAB	lab(42.08, 31.23, -62.58)
CIE-LCH	lch(42.08, 69.94, 296.52°)
OKLab	oklab(51.29% 0.0088 -0.1801)
OKLCH	oklch(51.29% 0.18 272.8)
XYZ	xyz(16.9761, 12.5522, 58.6432)
Luminance	0.1255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4857CC #CCBD48

analogous

#4899CC #4857CC #7B48CC

triadic

#4857CC #CC4857 #57CC48

tetradic

#4857CC #CC4899 #CCBD48 #48CC7B

square

#4857CC #CC4899 #CCBD48 #48CC7B

split-complementary

#4857CC #CC7B48 #99CC48

monochromatic

#212B78 #2F3DA8 #4857CC #7883D9 #A8AFE7

Accessibility & contrast

On white

5.98

#4857CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#4857CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4857CC

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4857CC	#FFFFFF	#000000	##FFFFFF
##4857CC	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D0

Deuteranopia (green-blind)

#005ECA

Tritanopia (blue-blind)

#007389

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4857cc;
/* rgb */ color: rgb(72, 87, 204);
/* oklch */ color: oklch(51.3% 0.180 272.8);

Tailwind

colors: {
  custom: {
    50: '#8986dc',
    500: '#4857cc',
    950: '#000000',
  },
}

SCSS

$custom: #4857cc;
$custom-light: #8986dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4857cc",
  "rgb": {
    "r": 72,
    "g": 87,
    "b": 204
  },
  "hsl": {
    "h": 233.182,
    "s": 56.41,
    "l": 54.118
  },
  "oklch": {
    "l": 0.51292,
    "c": 0.18028,
    "h": 272.8
  },
  "luminance": 0.12554
}

Semantic roles & 50–950 ramp

primary

#4857CC

secondary

#D4CE9C

accent

#CE48E0

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4857CC

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

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