#4D51D6#4D51D6

#4D51D6 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.3% C 0.200 H 275.5°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#4D51D6
RGB	rgb(77, 81, 214)
HSL	hsl(238, 63%, 57%)
HSV	hsv(238, 64%, 84%)
CMYK	cmyk(64%, 62.1%, 0%, 16.1%)
CIE-LAB	lab(41.71, 39.09, -68.92)
CIE-LCH	lch(41.71, 79.23, 299.56°)
OKLab	oklab(51.34% 0.0191 -0.1986)
OKLCH	oklch(51.34% 0.2 275.5)
XYZ	xyz(18.1366, 12.3161, 65.0268)
Luminance	0.1232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D51D6 #D6D24D

analogous

#4D96D6 #4D51D6 #8E4DD6

triadic

#4D51D6 #D64D51 #51D64D

tetradic

#4D51D6 #D64D96 #D6D24D #4DD68E

square

#4D51D6 #D64D96 #D6D24D #4DD68E

split-complementary

#4D51D6 #D68E4D #96D64D

monochromatic

#202389 #2B2FBB #4D51D6 #7F82E1 #B0B2ED

Accessibility & contrast

On white

6.06

#4D51D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#4D51D6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D51D6

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D51D6	#FFFFFF	#000000	##FFFFFF
##4D51D6	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DA

Deuteranopia (green-blind)

#005CD3

Tritanopia (blue-blind)

#00738C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4d51d6;
/* rgb */ color: rgb(77, 81, 214);
/* oklch */ color: oklch(51.3% 0.200 275.5);

Tailwind

colors: {
  custom: {
    50: '#8e82e4',
    500: '#4d51d6',
    950: '#000000',
  },
}

SCSS

$custom: #4d51d6;
$custom-light: #8e82e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4d51d6",
  "rgb": {
    "r": 77,
    "g": 81,
    "b": 214
  },
  "hsl": {
    "h": 238.248,
    "s": 62.557,
    "l": 57.059
  },
  "oklch": {
    "l": 0.51343,
    "c": 0.19952,
    "h": 275.5
  },
  "luminance": 0.12318
}

Semantic roles & 50–950 ramp

primary

#4D51D6

secondary

#DBDAA4

accent

#E142E6

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4D51D6

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

Preview Lab → · Contrast checker → · Palette generator →