#4957CD#4957CD

#4957CD is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.4% C 0.181 H 273.1°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4957CD
RGB	rgb(73, 87, 205)
HSL	hsl(234, 57%, 55%)
HSV	hsv(234, 64%, 80%)
CMYK	cmyk(64.4%, 57.6%, 0%, 19.6%)
CIE-LAB	lab(42.21, 31.73, -62.94)
CIE-LCH	lch(42.21, 70.49, 296.76°)
OKLab	oklab(51.43% 0.0099 -0.1811)
OKLCH	oklch(51.43% 0.181 273.1)
XYZ	xyz(17.1716, 12.6391, 59.2804)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4957CD #CDBF49

analogous

#4999CD #4957CD #7D49CD

triadic

#4957CD #CD4957 #57CD49

tetradic

#4957CD #CD4999 #CDBF49 #49CD7D

square

#4957CD #CD4999 #CDBF49 #49CD7D

split-complementary

#4957CD #CD7D49 #99CD49

monochromatic

#222B7A #2F3CAA #4957CD #7983DA #A9B0E7

Accessibility & contrast

On white

5.95

#4957CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4957CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4957CD

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4957CD	#FFFFFF	#000000	##FFFFFF
##4957CD	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD1

Deuteranopia (green-blind)

#005ECB

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4957cd;
/* rgb */ color: rgb(73, 87, 205);
/* oklch */ color: oklch(51.4% 0.181 273.1);

Tailwind

colors: {
  custom: {
    50: '#8a86dd',
    500: '#4957cd',
    950: '#000000',
  },
}

SCSS

$custom: #4957cd;
$custom-light: #8a86dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4957cd",
  "rgb": {
    "r": 73,
    "g": 87,
    "b": 205
  },
  "hsl": {
    "h": 233.636,
    "s": 56.897,
    "l": 54.51
  },
  "oklch": {
    "l": 0.5143,
    "c": 0.18136,
    "h": 273.1
  },
  "luminance": 0.12641
}

Semantic roles & 50–950 ramp

primary

#4957CD

secondary

#D5CF9D

accent

#D048E0

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4957CD

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

Preview Lab → · Contrast checker → · Palette generator →