#4950CB#4950CB

#4950CB is a mid, vivid blue. Relative luminance 0.115; OKLCH L 50.0% C 0.187 H 274.9°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#4950CB
RGB	rgb(73, 80, 203)
HSL	hsl(237, 56%, 54%)
HSV	hsv(237, 64%, 80%)
CMYK	cmyk(64%, 60.6%, 0%, 20.4%)
CIE-LAB	lab(40.35, 35.42, -64.82)
CIE-LCH	lch(40.35, 73.86, 298.66°)
OKLab	oklab(50% 0.0159 -0.1867)
OKLCH	oklch(50% 0.187 274.9)
XYZ	xyz(16.3923, 11.4642, 57.8373)
Luminance	0.1147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4950CB #CBC449

analogous

#4991CB #4950CB #8349CB

triadic

#4950CB #CB4950 #50CB49

tetradic

#4950CB #CB4991 #CBC449 #49CB83

square

#4950CB #CB4991 #CBC449 #49CB83

split-complementary

#4950CB #CB8349 #91CB49

monochromatic

#222777 #3036A7 #4950CB #797ED9 #A8ACE6

Accessibility & contrast

On white

6.38

#4950CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#4950CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4950CB

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4950CB	#FFFFFF	#000000	##FFFFFF
##4950CB	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CF

Deuteranopia (green-blind)

#0059C9

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4950cb;
/* rgb */ color: rgb(73, 80, 203);
/* oklch */ color: oklch(50.0% 0.187 274.9);

Tailwind

colors: {
  custom: {
    50: '#8a81dc',
    500: '#4950cb',
    950: '#000000',
  },
}

SCSS

$custom: #4950cb;
$custom-light: #8a81dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4950cb",
  "rgb": {
    "r": 73,
    "g": 80,
    "b": 203
  },
  "hsl": {
    "h": 236.769,
    "s": 55.556,
    "l": 54.118
  },
  "oklch": {
    "l": 0.50002,
    "c": 0.18734,
    "h": 274.9
  },
  "luminance": 0.11466
}

Semantic roles & 50–950 ramp

primary

#4950CB

secondary

#D4D19C

accent

#D749DF

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4950CB

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

Preview Lab → · Contrast checker → · Palette generator →