#5154CA#5154CA

#5154CA is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.2% C 0.179 H 276.9°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#5154CA
RGB	rgb(81, 84, 202)
HSL	hsl(239, 53%, 55%)
HSV	hsv(239, 60%, 79%)
CMYK	cmyk(59.9%, 58.4%, 0%, 20.8%)
CIE-LAB	lab(41.77, 33.91, -61.90)
CIE-LCH	lch(41.77, 70.59, 298.71°)
OKLab	oklab(51.17% 0.0215 -0.1779)
OKLCH	oklch(51.17% 0.179 276.9)
XYZ	xyz(17.2209, 12.3529, 57.3425)
Luminance	0.1235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5154CA #CAC751

analogous

#5191CA #5154CA #8A51CA

triadic

#5154CA #CA5154 #54CA51

tetradic

#5154CA #CA5191 #CAC751 #51CA8A

square

#5154CA #CA5191 #CAC751 #51CA8A

split-complementary

#5154CA #CA8A51 #91CA51

monochromatic

#25287B #3437AA #5154CA #8082D8 #AFB0E7

Accessibility & contrast

On white

6.05

#5154CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#5154CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5154CA

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5154CA	#FFFFFF	#000000	##FFFFFF
##5154CA	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CE

Deuteranopia (green-blind)

#005DC8

Tritanopia (blue-blind)

#007087

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5154ca;
/* rgb */ color: rgb(81, 84, 202);
/* oklch */ color: oklch(51.2% 0.179 276.9);

Tailwind

colors: {
  custom: {
    50: '#8d84db',
    500: '#5154ca',
    950: '#000000',
  },
}

SCSS

$custom: #5154ca;
$custom-light: #8d84db;
$custom-dark: #000000;

JSON

{
  "hex": "#5154ca",
  "rgb": {
    "r": 81,
    "g": 84,
    "b": 202
  },
  "hsl": {
    "h": 238.512,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.51166,
    "c": 0.17917,
    "h": 276.9
  },
  "luminance": 0.12354
}

Semantic roles & 50–950 ramp

primary

#5154CA

secondary

#D5D3A2

accent

#D94BDD

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5154CA

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

Preview Lab → · Contrast checker → · Palette generator →