#4E51DC#4E51DC

#4E51DC is a mid, highly saturated blue. Relative luminance 0.127; OKLCH L 51.9% C 0.207 H 275.5°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#4E51DC
RGB	rgb(78, 81, 220)
HSL	hsl(239, 67%, 58%)
HSV	hsv(239, 65%, 86%)
CMYK	cmyk(64.5%, 63.2%, 0%, 13.7%)
CIE-LAB	lab(42.26, 41.22, -71.45)
CIE-LCH	lch(42.26, 82.49, 299.98°)
OKLab	oklab(51.91% 0.0199 -0.206)
OKLCH	oklch(51.91% 0.207 275.5)
XYZ	xyz(18.9983, 12.6702, 69.1407)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E51DC #DCD94E

analogous

#4E98DC #4E51DC #924EDC

triadic

#4E51DC #DC4E51 #51DC4E

tetradic

#4E51DC #DC4E98 #DCD94E #4EDC92

square

#4E51DC #DC4E98 #DCD94E #4EDC92

split-complementary

#4E51DC #DC924E #98DC4E

monochromatic

#1D1F93 #272AC6 #4E51DC #8183E6 #B4B5F0

Accessibility & contrast

On white

5.94

#4E51DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4E51DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E51DC

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E51DC	#FFFFFF	#000000	##FFFFFF
##4E51DC	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AE0

Deuteranopia (green-blind)

#005DD9

Tritanopia (blue-blind)

#00748F

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4e51dc;
/* rgb */ color: rgb(78, 81, 220);
/* oklch */ color: oklch(51.9% 0.207 275.5);

Tailwind

colors: {
  custom: {
    50: '#8f82e8',
    500: '#4e51dc',
    950: '#000000',
  },
}

SCSS

$custom: #4e51dc;
$custom-light: #8f82e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e51dc",
  "rgb": {
    "r": 78,
    "g": 81,
    "b": 220
  },
  "hsl": {
    "h": 238.732,
    "s": 66.981,
    "l": 58.431
  },
  "oklch": {
    "l": 0.51911,
    "c": 0.20698,
    "h": 275.5
  },
  "luminance": 0.12672
}

Semantic roles & 50–950 ramp

primary

#4E51DC

secondary

#DFDEA7

accent

#E63EEA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4E51DC

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

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