#4E51D6#4E51D6

#4E51D6 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.4% C 0.199 H 275.8°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#4E51D6
RGB	rgb(78, 81, 214)
HSL	hsl(239, 62%, 57%)
HSV	hsv(239, 64%, 84%)
CMYK	cmyk(63.6%, 62.1%, 0%, 16.1%)
CIE-LAB	lab(41.78, 39.24, -68.81)
CIE-LCH	lch(41.78, 79.21, 299.69°)
OKLab	oklab(51.41% 0.0203 -0.1983)
OKLCH	oklch(51.41% 0.199 275.8)
XYZ	xyz(18.2179, 12.3581, 65.0306)
Luminance	0.1236 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E51D6 #D6D34E

analogous

#4E95D6 #4E51D6 #8F4ED6

triadic

#4E51D6 #D64E51 #51D64E

tetradic

#4E51D6 #D64E95 #D6D34E #4ED68F

square

#4E51D6 #D64E95 #D6D34E #4ED68F

split-complementary

#4E51D6 #D68F4E #95D64E

monochromatic

#20228A #2B2FBB #4E51D6 #8082E2 #B1B3ED

Accessibility & contrast

On white

6.05

#4E51D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#4E51D6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E51D6

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E51D6	#FFFFFF	#000000	##FFFFFF
##4E51D6	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DA

Deuteranopia (green-blind)

#005DD3

Tritanopia (blue-blind)

#00738C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4e51d6;
/* rgb */ color: rgb(78, 81, 214);
/* oklch */ color: oklch(51.4% 0.199 275.8);

Tailwind

colors: {
  custom: {
    50: '#8e82e4',
    500: '#4e51d6',
    950: '#000000',
  },
}

SCSS

$custom: #4e51d6;
$custom-light: #8e82e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4e51d6",
  "rgb": {
    "r": 78,
    "g": 81,
    "b": 214
  },
  "hsl": {
    "h": 238.676,
    "s": 62.385,
    "l": 57.255
  },
  "oklch": {
    "l": 0.51408,
    "c": 0.19929,
    "h": 275.8
  },
  "luminance": 0.1236
}

Semantic roles & 50–950 ramp

primary

#4E51D6

secondary

#DBDAA4

accent

#E242E5

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4E51D6

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

Preview Lab → · Contrast checker → · Palette generator →