#4857CA#4857CA

#4857CA is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.1% C 0.178 H 272.8°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#4857CA
RGB	rgb(72, 87, 202)
HSL	hsl(233, 55%, 54%)
HSV	hsv(233, 64%, 79%)
CMYK	cmyk(64.4%, 56.9%, 0%, 20.8%)
CIE-LAB	lab(41.93, 30.54, -61.67)
CIE-LCH	lch(41.93, 68.82, 296.35°)
OKLab	oklab(51.14% 0.0087 -0.1774)
OKLCH	oklch(51.14% 0.178 272.8)
XYZ	xyz(16.7378, 12.4569, 57.3880)
Luminance	0.1246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4857CA #CABB48

analogous

#4898CA #4857CA #7A48CA

triadic

#4857CA #CA4857 #57CA48

tetradic

#4857CA #CA4898 #CABB48 #48CA7A

square

#4857CA #CA4898 #CABB48 #48CA7A

split-complementary

#4857CA #CA7A48 #98CA48

monochromatic

#222C76 #303DA5 #4857CA #7783D8 #A7AEE5

Accessibility & contrast

On white

6.01

#4857CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#4857CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4857CA

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4857CA	#FFFFFF	#000000	##FFFFFF
##4857CA	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CE

Deuteranopia (green-blind)

#005DC8

Tritanopia (blue-blind)

#007388

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4857ca;
/* rgb */ color: rgb(72, 87, 202);
/* oklch */ color: oklch(51.1% 0.178 272.8);

Tailwind

colors: {
  custom: {
    50: '#8986db',
    500: '#4857ca',
    950: '#000000',
  },
}

SCSS

$custom: #4857ca;
$custom-light: #8986db;
$custom-dark: #000000;

JSON

{
  "hex": "#4857ca",
  "rgb": {
    "r": 72,
    "g": 87,
    "b": 202
  },
  "hsl": {
    "h": 233.077,
    "s": 55.085,
    "l": 53.725
  },
  "oklch": {
    "l": 0.51135,
    "c": 0.17759,
    "h": 272.8
  },
  "luminance": 0.12458
}

Semantic roles & 50–950 ramp

primary

#4857CA

secondary

#D3CC9B

accent

#CD49DE

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4857CA

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

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