#5455CE#5455CE

#5455CE is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.9% C 0.183 H 277.6°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#5455CE
RGB	rgb(84, 85, 206)
HSL	hsl(240, 55%, 57%)
HSV	hsv(240, 59%, 81%)
CMYK	cmyk(59.2%, 58.7%, 0%, 19.2%)
CIE-LAB	lab(42.52, 35.13, -62.99)
CIE-LCH	lch(42.52, 72.13, 299.15°)
OKLab	oklab(51.86% 0.0241 -0.181)
OKLCH	oklch(51.86% 0.183 277.6)
XYZ	xyz(18.0417, 12.8367, 59.9076)
Luminance	0.1284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5455CE #CECD54

analogous

#5492CE #5455CE #9054CE

triadic

#5455CE #CE5455 #55CE54

tetradic

#5455CE #CE5492 #CECD54 #54CE90

square

#5455CE #CE5492 #CECD54 #54CE90

split-complementary

#5455CE #CE9054 #92CE54

monochromatic

#252682 #3334B2 #5455CE #8484DC #B3B4E9

Accessibility & contrast

On white

5.89

#5455CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#5455CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5455CE

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5455CE	#FFFFFF	#000000	##FFFFFF
##5455CE	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD2

Deuteranopia (green-blind)

#005FCC

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5455ce;
/* rgb */ color: rgb(84, 85, 206);
/* oklch */ color: oklch(51.9% 0.183 277.6);

Tailwind

colors: {
  custom: {
    50: '#8f85de',
    500: '#5455ce',
    950: '#000000',
  },
}

SCSS

$custom: #5455ce;
$custom-light: #8f85de;
$custom-dark: #000000;

JSON

{
  "hex": "#5455ce",
  "rgb": {
    "r": 84,
    "g": 85,
    "b": 206
  },
  "hsl": {
    "h": 239.508,
    "s": 55.455,
    "l": 56.863
  },
  "oklch": {
    "l": 0.51864,
    "c": 0.18257,
    "h": 277.6
  },
  "luminance": 0.12838
}

Semantic roles & 50–950 ramp

primary

#5455CE

secondary

#D8D7A6

accent

#DE49DF

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5455CE

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

Preview Lab → · Contrast checker → · Palette generator →