#4959CB#4959CB

#4959CB is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.6% C 0.176 H 272.6°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#4959CB
RGB	rgb(73, 89, 203)
HSL	hsl(233, 56%, 54%)
HSV	hsv(233, 64%, 80%)
CMYK	cmyk(64%, 56.2%, 0%, 20.4%)
CIE-LAB	lab(42.57, 29.79, -61.21)
CIE-LCH	lch(42.57, 68.08, 295.95°)
OKLab	oklab(51.65% 0.008 -0.176)
OKLCH	oklch(51.65% 0.176 272.6)
XYZ	xyz(17.0959, 12.8715, 58.0719)
Luminance	0.1287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4959CB #CBBB49

analogous

#499ACB #4959CB #7A49CB

triadic

#4959CB #CB4959 #59CB49

tetradic

#4959CB #CB499A #CBBB49 #49CB7A

square

#4959CB #CB499A #CBBB49 #49CB7A

split-complementary

#4959CB #CB7A49 #9ACB49

monochromatic

#222D77 #303EA7 #4959CB #7984D9 #A8B0E6

Accessibility & contrast

On white

5.87

#4959CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#4959CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4959CB

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4959CB	#FFFFFF	#000000	##FFFFFF
##4959CB	1.00	5.87	3.57	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACF

Deuteranopia (green-blind)

#005FC9

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4959cb;
/* rgb */ color: rgb(73, 89, 203);
/* oklch */ color: oklch(51.6% 0.176 272.6);

Tailwind

colors: {
  custom: {
    50: '#8987dc',
    500: '#4959cb',
    950: '#000000',
  },
}

SCSS

$custom: #4959cb;
$custom-light: #8987dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4959cb",
  "rgb": {
    "r": 73,
    "g": 89,
    "b": 203
  },
  "hsl": {
    "h": 232.615,
    "s": 55.556,
    "l": 54.118
  },
  "oklch": {
    "l": 0.51648,
    "c": 0.17617,
    "h": 272.6
  },
  "luminance": 0.12873
}

Semantic roles & 50–950 ramp

primary

#4959CB

secondary

#D4CD9C

accent

#CC49DF

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4959CB

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

Preview Lab → · Contrast checker → · Palette generator →