#4E57D8#4E57D8

#4E57D8 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.6% C 0.195 H 274.5°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4E57D8
RGB	rgb(78, 87, 216)
HSL	hsl(236, 64%, 58%)
HSV	hsv(236, 64%, 85%)
CMYK	cmyk(63.9%, 59.7%, 0%, 15.3%)
CIE-LAB	lab(43.35, 36.24, -67.40)
CIE-LCH	lch(43.35, 76.52, 298.27°)
OKLab	oklab(52.61% 0.0152 -0.1941)
OKLCH	oklch(52.61% 0.195 274.5)
XYZ	xyz(18.9407, 13.3923, 66.5393)
Luminance	0.1339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E57D8 #D8CF4E

analogous

#4E9CD8 #4E57D8 #8A4ED8

triadic

#4E57D8 #D84E57 #57D84E

tetradic

#4E57D8 #D84E9C #D8CF4E #4ED88A

square

#4E57D8 #D84E9C #D8CF4E #4ED88A

split-complementary

#4E57D8 #D88A4E #9CD84E

monochromatic

#1F268D #2A34BF #4E57D8 #8087E3 #B2B6EE

Accessibility & contrast

On white

5.71

#4E57D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#4E57D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E57D8

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E57D8	#FFFFFF	#000000	##FFFFFF
##4E57D8	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDC

Deuteranopia (green-blind)

#0060D5

Tritanopia (blue-blind)

#00778F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4e57d8;
/* rgb */ color: rgb(78, 87, 216);
/* oklch */ color: oklch(52.6% 0.195 274.5);

Tailwind

colors: {
  custom: {
    50: '#8e86e5',
    500: '#4e57d8',
    950: '#000000',
  },
}

SCSS

$custom: #4e57d8;
$custom-light: #8e86e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4e57d8",
  "rgb": {
    "r": 78,
    "g": 87,
    "b": 216
  },
  "hsl": {
    "h": 236.087,
    "s": 63.889,
    "l": 57.647
  },
  "oklch": {
    "l": 0.52612,
    "c": 0.19466,
    "h": 274.5
  },
  "luminance": 0.13394
}

Semantic roles & 50–950 ramp

primary

#4E57D8

secondary

#DDD9A5

accent

#DC41E7

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4E57D8

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

Preview Lab → · Contrast checker → · Palette generator →