#4555D8#4555D8

#4555D8 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.7% C 0.199 H 272.1°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#4555D8
RGB	rgb(69, 85, 216)
HSL	hsl(233, 65%, 56%)
HSV	hsv(233, 68%, 85%)
CMYK	cmyk(68.1%, 60.6%, 0%, 15.3%)
CIE-LAB	lab(42.34, 36.18, -69.07)
CIE-LCH	lch(42.34, 77.97, 297.65°)
OKLab	oklab(51.72% 0.0072 -0.1992)
OKLCH	oklch(51.72% 0.199 272.1)
XYZ	xyz(18.0932, 12.7184, 66.4538)
Luminance	0.1272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4555D8 #D8C845

analogous

#459FD8 #4555D8 #7E45D8

triadic

#4555D8 #D84555 #55D845

tetradic

#4555D8 #D8459F #D8C845 #45D87E

square

#4555D8 #D8459F #D8C845 #45D87E

split-complementary

#4555D8 #D87E45 #9FD845

monochromatic

#1C2886 #2737B9 #4555D8 #7883E3 #AAB1ED

Accessibility & contrast

On white

5.93

#4555D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#4555D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4555D8

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4555D8	#FFFFFF	#000000	##FFFFFF
##4555D8	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDC

Deuteranopia (green-blind)

#005DD5

Tritanopia (blue-blind)

#00768E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4555d8;
/* rgb */ color: rgb(69, 85, 216);
/* oklch */ color: oklch(51.7% 0.199 272.1);

Tailwind

colors: {
  custom: {
    50: '#8a85e5',
    500: '#4555d8',
    950: '#000000',
  },
}

SCSS

$custom: #4555d8;
$custom-light: #8a85e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4555d8",
  "rgb": {
    "r": 69,
    "g": 85,
    "b": 216
  },
  "hsl": {
    "h": 233.469,
    "s": 65.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.51722,
    "c": 0.19934,
    "h": 272.1
  },
  "luminance": 0.1272
}

Semantic roles & 50–950 ramp

primary

#4555D8

secondary

#DBD49E

accent

#D640E8

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4555D8

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

Preview Lab → · Contrast checker → · Palette generator →