#4555D4#4555D4

#4555D4 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.4% C 0.194 H 272.1°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#4555D4
RGB	rgb(69, 85, 212)
HSL	hsl(233, 62%, 55%)
HSV	hsv(233, 67%, 83%)
CMYK	cmyk(67.5%, 59.9%, 0%, 16.9%)
CIE-LAB	lab(42.02, 34.80, -67.29)
CIE-LCH	lch(42.02, 75.76, 297.35°)
OKLab	oklab(51.39% 0.0072 -0.194)
OKLCH	oklch(51.39% 0.194 272.1)
XYZ	xyz(17.5824, 12.5140, 63.7634)
Luminance	0.1252 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4555D4 #D4C445

analogous

#459CD4 #4555D4 #7D45D4

triadic

#4555D4 #D44555 #55D445

tetradic

#4555D4 #D4459C #D4C445 #45D47D

square

#4555D4 #D4459C #D4C445 #45D47D

split-complementary

#4555D4 #D47D45 #9CD445

monochromatic

#1E2981 #2939B3 #4555D4 #7782DF #A8B0EB

Accessibility & contrast

On white

5.99

#4555D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#4555D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4555D4

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4555D4	#FFFFFF	#000000	##FFFFFF
##4555D4	1.00	5.99	3.50	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD8

Deuteranopia (green-blind)

#005DD2

Tritanopia (blue-blind)

#00758C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4555d4;
/* rgb */ color: rgb(69, 85, 212);
/* oklch */ color: oklch(51.4% 0.194 272.1);

Tailwind

colors: {
  custom: {
    50: '#8984e2',
    500: '#4555d4',
    950: '#000000',
  },
}

SCSS

$custom: #4555d4;
$custom-light: #8984e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4555d4",
  "rgb": {
    "r": 69,
    "g": 85,
    "b": 212
  },
  "hsl": {
    "h": 233.287,
    "s": 62.445,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51392,
    "c": 0.19413,
    "h": 272.1
  },
  "luminance": 0.12516
}

Semantic roles & 50–950 ramp

primary

#4555D4

secondary

#D8D29C

accent

#D342E6

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B15

muted

#7E7C84

Preview Lab

Preview with #4555D4

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

Preview Lab → · Contrast checker → · Palette generator →