#5154CF#5154CF

#5154CF is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.6% C 0.186 H 276.6°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#5154CF
RGB	rgb(81, 84, 207)
HSL	hsl(239, 57%, 56%)
HSV	hsv(239, 61%, 81%)
CMYK	cmyk(60.9%, 59.4%, 0%, 18.8%)
CIE-LAB	lab(42.14, 35.56, -64.18)
CIE-LCH	lch(42.14, 73.38, 298.99°)
OKLab	oklab(51.56% 0.0215 -0.1846)
OKLCH	oklch(51.56% 0.186 276.6)
XYZ	xyz(17.8225, 12.5936, 60.5110)
Luminance	0.1260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5154CF #CFCC51

analogous

#5193CF #5154CF #8D51CF

triadic

#5154CF #CF5154 #54CF51

tetradic

#5154CF #CF5193 #CFCC51 #51CF8D

square

#5154CF #CF5193 #CFCC51 #51CF8D

split-complementary

#5154CF #CF8D51 #93CF51

monochromatic

#242682 #3134B2 #5154CF #8183DC #B1B2E9

Accessibility & contrast

On white

5.97

#5154CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#5154CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5154CF

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5154CF	#FFFFFF	#000000	##FFFFFF
##5154CF	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D3

Deuteranopia (green-blind)

#005ECD

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5154cf;
/* rgb */ color: rgb(81, 84, 207);
/* oklch */ color: oklch(51.6% 0.186 276.6);

Tailwind

colors: {
  custom: {
    50: '#8e84df',
    500: '#5154cf',
    950: '#000000',
  },
}

SCSS

$custom: #5154cf;
$custom-light: #8e84df;
$custom-dark: #000000;

JSON

{
  "hex": "#5154cf",
  "rgb": {
    "r": 81,
    "g": 84,
    "b": 207
  },
  "hsl": {
    "h": 238.571,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.51559,
    "c": 0.18581,
    "h": 276.6
  },
  "luminance": 0.12595
}

Semantic roles & 50–950 ramp

primary

#5154CF

secondary

#D8D7A4

accent

#DC48E0

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5154CF

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

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