#4E57D9#4E57D9

#4E57D9 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.7% C 0.196 H 274.5°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#4E57D9
RGB	rgb(78, 87, 217)
HSL	hsl(236, 65%, 58%)
HSV	hsv(236, 64%, 85%)
CMYK	cmyk(64.1%, 59.9%, 0%, 14.9%)
CIE-LAB	lab(43.43, 36.57, -67.84)
CIE-LCH	lch(43.43, 77.07, 298.33°)
OKLab	oklab(52.69% 0.0152 -0.1954)
OKLCH	oklch(52.69% 0.196 274.5)
XYZ	xyz(19.0703, 13.4442, 67.2222)
Luminance	0.1345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57D9 #D9D04E

analogous

#4E9CD9 #4E57D9 #8A4ED9

triadic

#4E57D9 #D94E57 #57D94E

tetradic

#4E57D9 #D94E9C #D9D04E #4ED98A

square

#4E57D9 #D94E9C #D9D04E #4ED98A

split-complementary

#4E57D9 #D98A4E #9CD94E

monochromatic

#1F268E #2933C0 #4E57D9 #8087E4 #B3B7EF

Accessibility & contrast

On white

5.69

#4E57D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#4E57D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57D9

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57D9	#FFFFFF	#000000	##FFFFFF
##4E57D9	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDD

Deuteranopia (green-blind)

#0061D6

Tritanopia (blue-blind)

#007790

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4e57d9;
/* rgb */ color: rgb(78, 87, 217);
/* oklch */ color: oklch(52.7% 0.196 274.5);

Tailwind

colors: {
  custom: {
    50: '#8e86e6',
    500: '#4e57d9',
    950: '#000000',
  },
}

SCSS

$custom: #4e57d9;
$custom-light: #8e86e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57d9",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 217
  },
  "hsl": {
    "h": 236.115,
    "s": 64.651,
    "l": 57.843
  },
  "oklch": {
    "l": 0.52692,
    "c": 0.19597,
    "h": 274.5
  },
  "luminance": 0.13446
}

Semantic roles & 50–950 ramp

primary

#4E57D9

secondary

#DDDAA6

accent

#DD40E8

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4E57D9

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

Preview Lab → · Contrast checker → · Palette generator →