#4C55D7#4C55D7

#4C55D7 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 52.1% C 0.196 H 274.3°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#4C55D7
RGB	rgb(76, 85, 215)
HSL	hsl(236, 63%, 57%)
HSV	hsv(236, 65%, 84%)
CMYK	cmyk(64.7%, 60.5%, 0%, 15.7%)
CIE-LAB	lab(42.67, 36.83, -67.93)
CIE-LCH	lch(42.67, 77.28, 298.46°)
OKLab	oklab(52.05% 0.0147 -0.1957)
OKLCH	oklch(52.05% 0.196 274.3)
XYZ	xyz(18.4907, 12.9382, 65.7997)
Luminance	0.1294 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C55D7 #D7CE4C

analogous

#4C9BD7 #4C55D7 #894CD7

triadic

#4C55D7 #D74C55 #55D74C

tetradic

#4C55D7 #D74C9B #D7CE4C #4CD789

square

#4C55D7 #D74C9B #D7CE4C #4CD789

split-complementary

#4C55D7 #D7894C #9BD74C

monochromatic

#1F268A #2A33BC #4C55D7 #7E85E2 #B0B4ED

Accessibility & contrast

On white

5.85

#4C55D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#4C55D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C55D7

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C55D7	#FFFFFF	#000000	##FFFFFF
##4C55D7	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDB

Deuteranopia (green-blind)

#005FD4

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4c55d7;
/* rgb */ color: rgb(76, 85, 215);
/* oklch */ color: oklch(52.1% 0.196 274.3);

Tailwind

colors: {
  custom: {
    50: '#8d85e4',
    500: '#4c55d7',
    950: '#000000',
  },
}

SCSS

$custom: #4c55d7;
$custom-light: #8d85e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4c55d7",
  "rgb": {
    "r": 76,
    "g": 85,
    "b": 215
  },
  "hsl": {
    "h": 236.115,
    "s": 63.47,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52054,
    "c": 0.19626,
    "h": 274.3
  },
  "luminance": 0.1294
}

Semantic roles & 50–950 ramp

primary

#4C55D7

secondary

#DCD8A3

accent

#DC41E6

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4C55D7

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

Preview Lab → · Contrast checker → · Palette generator →