#5154D8#5154D8

#5154D8 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.3% C 0.198 H 276.1°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#5154D8
RGB	rgb(81, 84, 216)
HSL	hsl(239, 63%, 58%)
HSV	hsv(239, 63%, 85%)
CMYK	cmyk(62.5%, 61.1%, 0%, 15.3%)
CIE-LAB	lab(42.83, 38.53, -68.23)
CIE-LCH	lch(42.83, 78.35, 299.45°)
OKLab	oklab(52.28% 0.0212 -0.1965)
OKLCH	oklch(52.28% 0.198 276.1)
XYZ	xyz(18.9543, 13.0463, 66.4718)
Luminance	0.1305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5154D8 #D8D551

analogous

#5197D8 #5154D8 #9151D8

triadic

#5154D8 #D85154 #54D851

tetradic

#5154D8 #D85197 #D8D551 #51D891

square

#5154D8 #D85197 #D8D551 #51D891

split-complementary

#5154D8 #D89151 #97D851

monochromatic

#20228F #2B2EC1 #5154D8 #8385E3 #B5B6EE

Accessibility & contrast

On white

5.82

#5154D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#5154D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5154D8

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5154D8	#FFFFFF	#000000	##FFFFFF
##5154D8	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDC

Deuteranopia (green-blind)

#005FD5

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5154d8;
/* rgb */ color: rgb(81, 84, 216);
/* oklch */ color: oklch(52.3% 0.198 276.1);

Tailwind

colors: {
  custom: {
    50: '#9084e5',
    500: '#5154d8',
    950: '#000000',
  },
}

SCSS

$custom: #5154d8;
$custom-light: #9084e5;
$custom-dark: #000000;

JSON

{
  "hex": "#5154d8",
  "rgb": {
    "r": 81,
    "g": 84,
    "b": 216
  },
  "hsl": {
    "h": 238.667,
    "s": 63.38,
    "l": 58.235
  },
  "oklch": {
    "l": 0.52282,
    "c": 0.19759,
    "h": 276.1
  },
  "luminance": 0.13048
}

Semantic roles & 50–950 ramp

primary

#5154D8

secondary

#DDDCA8

accent

#E341E6

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5154D8

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

Preview Lab → · Contrast checker → · Palette generator →