#4D51D2#4D51D2

#4D51D2 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 51.0% C 0.194 H 275.7°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#4D51D2
RGB	rgb(77, 81, 210)
HSL	hsl(238, 60%, 56%)
HSV	hsv(238, 63%, 82%)
CMYK	cmyk(63.3%, 61.4%, 0%, 17.6%)
CIE-LAB	lab(41.40, 37.76, -67.14)
CIE-LCH	lch(41.40, 77.03, 299.35°)
OKLab	oklab(51.01% 0.0193 -0.1934)
OKLCH	oklch(51.01% 0.194 275.7)
XYZ	xyz(17.6320, 12.1143, 62.3694)
Luminance	0.1212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D51D2 #D2CE4D

analogous

#4D94D2 #4D51D2 #8C4DD2

triadic

#4D51D2 #D24D51 #51D24D

tetradic

#4D51D2 #D24D94 #D2CE4D #4DD28C

square

#4D51D2 #D24D94 #D2CE4D #4DD28C

split-complementary

#4D51D2 #D28C4D #94D24D

monochromatic

#212483 #2E32B4 #4D51D2 #7E81DE #AFB1EB

Accessibility & contrast

On white

6.13

#4D51D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#4D51D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D51D2

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D51D2	#FFFFFF	#000000	##FFFFFF
##4D51D2	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D6

Deuteranopia (green-blind)

#005CCF

Tritanopia (blue-blind)

#00718A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4d51d2;
/* rgb */ color: rgb(77, 81, 210);
/* oklch */ color: oklch(51.0% 0.194 275.7);

Tailwind

colors: {
  custom: {
    50: '#8d82e1',
    500: '#4d51d2',
    950: '#000000',
  },
}

SCSS

$custom: #4d51d2;
$custom-light: #8d82e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d51d2",
  "rgb": {
    "r": 77,
    "g": 81,
    "b": 210
  },
  "hsl": {
    "h": 238.195,
    "s": 59.641,
    "l": 56.275
  },
  "oklch": {
    "l": 0.51011,
    "c": 0.19434,
    "h": 275.7
  },
  "luminance": 0.12116
}

Semantic roles & 50–950 ramp

primary

#4D51D2

secondary

#D9D7A2

accent

#DE45E3

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4D51D2

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

Preview Lab → · Contrast checker → · Palette generator →