#4554CB#4554CB

#4554CB is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.5% C 0.183 H 272.5°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#4554CB
RGB	rgb(69, 84, 203)
HSL	hsl(233, 56%, 53%)
HSV	hsv(233, 66%, 80%)
CMYK	cmyk(66%, 58.6%, 0%, 20.4%)
CIE-LAB	lab(41.08, 32.32, -63.64)
CIE-LCH	lch(41.08, 71.37, 296.92°)
OKLab	oklab(50.48% 0.0081 -0.1833)
OKLCH	oklch(50.48% 0.183 272.5)
XYZ	xyz(16.4005, 11.9162, 57.9241)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4554CB #CBBC45

analogous

#4597CB #4554CB #7945CB

triadic

#4554CB #CB4554 #54CB45

tetradic

#4554CB #CB4597 #CBBC45 #45CB79

square

#4554CB #CB4597 #CBBC45 #45CB79

split-complementary

#4554CB #CB7945 #97CB45

monochromatic

#212A75 #2E3BA5 #4554CB #7580D8 #A5ACE6

Accessibility & contrast

On white

6.21

#4554CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4554CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4554CB

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4554CB	#FFFFFF	#000000	##FFFFFF
##4554CB	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CF

Deuteranopia (green-blind)

#005BC9

Tritanopia (blue-blind)

#007187

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4554cb;
/* rgb */ color: rgb(69, 84, 203);
/* oklch */ color: oklch(50.5% 0.183 272.5);

Tailwind

colors: {
  custom: {
    50: '#8884dc',
    500: '#4554cb',
    950: '#000000',
  },
}

SCSS

$custom: #4554cb;
$custom-light: #8884dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4554cb",
  "rgb": {
    "r": 69,
    "g": 84,
    "b": 203
  },
  "hsl": {
    "h": 233.284,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.50479,
    "c": 0.18345,
    "h": 272.5
  },
  "luminance": 0.11918
}

Semantic roles & 50–950 ramp

primary

#4554CB

secondary

#D3CC99

accent

#CF48E0

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4554CB

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

Preview Lab → · Contrast checker → · Palette generator →