#4E55D8#4E55D8

#4E55D8 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 52.3% C 0.197 H 274.9°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#4E55D8
RGB	rgb(78, 85, 216)
HSL	hsl(237, 64%, 58%)
HSV	hsv(237, 64%, 85%)
CMYK	cmyk(63.9%, 60.6%, 0%, 15.3%)
CIE-LAB	lab(42.87, 37.46, -68.17)
CIE-LCH	lch(42.87, 77.79, 298.79°)
OKLab	oklab(52.26% 0.0169 -0.1963)
OKLCH	oklch(52.26% 0.197 274.9)
XYZ	xyz(18.7810, 13.0730, 66.4860)
Luminance	0.1308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E55D8 #D8D14E

analogous

#4E9AD8 #4E55D8 #8C4ED8

triadic

#4E55D8 #D84E55 #55D84E

tetradic

#4E55D8 #D84E9A #D8D14E #4ED88C

square

#4E55D8 #D84E9A #D8D14E #4ED88C

split-complementary

#4E55D8 #D88C4E #9AD84E

monochromatic

#1F258D #2A32BF #4E55D8 #8085E3 #B2B5EE

Accessibility & contrast

On white

5.81

#4E55D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#4E55D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E55D8

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E55D8	#FFFFFF	#000000	##FFFFFF
##4E55D8	1.00	5.81	3.62	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDC

Deuteranopia (green-blind)

#005FD5

Tritanopia (blue-blind)

#00768E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4e55d8;
/* rgb */ color: rgb(78, 85, 216);
/* oklch */ color: oklch(52.3% 0.197 274.9);

Tailwind

colors: {
  custom: {
    50: '#8e85e5',
    500: '#4e55d8',
    950: '#000000',
  },
}

SCSS

$custom: #4e55d8;
$custom-light: #8e85e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4e55d8",
  "rgb": {
    "r": 78,
    "g": 85,
    "b": 216
  },
  "hsl": {
    "h": 236.957,
    "s": 63.889,
    "l": 57.647
  },
  "oklch": {
    "l": 0.52261,
    "c": 0.19708,
    "h": 274.9
  },
  "luminance": 0.13075
}

Semantic roles & 50–950 ramp

primary

#4E55D8

secondary

#DDDAA5

accent

#DE41E7

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4E55D8

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

Preview Lab → · Contrast checker → · Palette generator →