#4951D5#4951D5

#4951D5 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 51.0% C 0.199 H 274.2°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#4951D5
RGB	rgb(73, 81, 213)
HSL	hsl(237, 63%, 56%)
HSV	hsv(237, 66%, 84%)
CMYK	cmyk(65.7%, 62%, 0%, 16.5%)
CIE-LAB	lab(41.38, 38.18, -68.90)
CIE-LCH	lch(41.38, 78.77, 298.99°)
OKLab	oklab(51.01% 0.0147 -0.1986)
OKLCH	oklch(51.01% 0.199 274.2)
XYZ	xyz(17.6963, 12.1039, 64.3416)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4951D5 #D5CD49

analogous

#4997D5 #4951D5 #8749D5

triadic

#4951D5 #D54951 #51D549

tetradic

#4951D5 #D54997 #D5CD49 #49D587

square

#4951D5 #D54997 #D5CD49 #49D587

split-complementary

#4951D5 #D58749 #97D549

monochromatic

#1F2585 #2A32B7 #4951D5 #7B81E0 #ACB0EC

Accessibility & contrast

On white

6.14

#4951D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#4951D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4951D5

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4951D5	#FFFFFF	#000000	##FFFFFF
##4951D5	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D9

Deuteranopia (green-blind)

#005BD2

Tritanopia (blue-blind)

#00728B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4951d5;
/* rgb */ color: rgb(73, 81, 213);
/* oklch */ color: oklch(51.0% 0.199 274.2);

Tailwind

colors: {
  custom: {
    50: '#8c82e3',
    500: '#4951d5',
    950: '#000000',
  },
}

SCSS

$custom: #4951d5;
$custom-light: #8c82e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4951d5",
  "rgb": {
    "r": 73,
    "g": 81,
    "b": 213
  },
  "hsl": {
    "h": 236.571,
    "s": 62.5,
    "l": 56.078
  },
  "oklch": {
    "l": 0.51007,
    "c": 0.19919,
    "h": 274.2
  },
  "luminance": 0.12105
}

Semantic roles & 50–950 ramp

primary

#4951D5

secondary

#DAD7A0

accent

#DC42E6

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4951D5

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

Preview Lab → · Contrast checker → · Palette generator →