#4555CA#4555CA

#4555CA is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.6% C 0.181 H 272.3°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#4555CA
RGB	rgb(69, 85, 202)
HSL	hsl(233, 56%, 53%)
HSV	hsv(233, 66%, 79%)
CMYK	cmyk(65.8%, 57.9%, 0%, 20.8%)
CIE-LAB	lab(41.26, 31.34, -62.78)
CIE-LCH	lch(41.26, 70.16, 296.53°)
OKLab	oklab(50.58% 0.0073 -0.1807)
OKLCH	oklch(50.58% 0.181 272.3)
XYZ	xyz(16.3598, 12.0250, 57.3246)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4555CA #CABA45

analogous

#4597CA #4555CA #7745CA

triadic

#4555CA #CA4555 #55CA45

tetradic

#4555CA #CA4597 #CABA45 #45CA77

square

#4555CA #CA4597 #CABA45 #45CA77

split-complementary

#4555CA #CA7745 #97CA45

monochromatic

#212B74 #2F3DA3 #4555CA #7581D8 #A4ACE5

Accessibility & contrast

On white

6.17

#4555CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#4555CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4555CA

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4555CA	#FFFFFF	#000000	##FFFFFF
##4555CA	1.00	6.17	3.41	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CE

Deuteranopia (green-blind)

#005BC8

Tritanopia (blue-blind)

#007287

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4555ca;
/* rgb */ color: rgb(69, 85, 202);
/* oklch */ color: oklch(50.6% 0.181 272.3);

Tailwind

colors: {
  custom: {
    50: '#8784db',
    500: '#4555ca',
    950: '#000000',
  },
}

SCSS

$custom: #4555ca;
$custom-light: #8784db;
$custom-dark: #000000;

JSON

{
  "hex": "#4555ca",
  "rgb": {
    "r": 69,
    "g": 85,
    "b": 202
  },
  "hsl": {
    "h": 232.782,
    "s": 55.649,
    "l": 53.137
  },
  "oklch": {
    "l": 0.50584,
    "c": 0.18088,
    "h": 272.3
  },
  "luminance": 0.12026
}

Semantic roles & 50–950 ramp

primary

#4555CA

secondary

#D2CB99

accent

#CD49DF

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #4555CA

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

Preview Lab → · Contrast checker → · Palette generator →