#5154D3#5154D3

#5154D3 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.9% C 0.191 H 276.4°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#5154D3
RGB	rgb(81, 84, 211)
HSL	hsl(239, 60%, 57%)
HSV	hsv(239, 62%, 83%)
CMYK	cmyk(61.6%, 60.2%, 0%, 17.3%)
CIE-LAB	lab(42.45, 36.88, -65.99)
CIE-LCH	lch(42.45, 75.60, 299.20°)
OKLab	oklab(51.88% 0.0214 -0.1899)
OKLCH	oklch(51.88% 0.191 276.4)
XYZ	xyz(18.3177, 12.7917, 63.1191)
Luminance	0.1279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5154D3 #D3D051

analogous

#5195D3 #5154D3 #8F51D3

triadic

#5154D3 #D35154 #54D351

tetradic

#5154D3 #D35195 #D3D051 #51D38F

square

#5154D3 #D35195 #D3D051 #51D38F

split-complementary

#5154D3 #D38F51 #95D351

monochromatic

#222587 #2F32B8 #5154D3 #8284DF #B3B4EC

Accessibility & contrast

On white

5.90

#5154D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#5154D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5154D3

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5154D3	#FFFFFF	#000000	##FFFFFF
##5154D3	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD7

Deuteranopia (green-blind)

#005FD0

Tritanopia (blue-blind)

#00738B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5154d3;
/* rgb */ color: rgb(81, 84, 211);
/* oklch */ color: oklch(51.9% 0.191 276.4);

Tailwind

colors: {
  custom: {
    50: '#8f84e1',
    500: '#5154d3',
    950: '#000000',
  },
}

SCSS

$custom: #5154d3;
$custom-light: #8f84e1;
$custom-dark: #000000;

JSON

{
  "hex": "#5154d3",
  "rgb": {
    "r": 81,
    "g": 84,
    "b": 211
  },
  "hsl": {
    "h": 238.615,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.51878,
    "c": 0.19108,
    "h": 276.4
  },
  "luminance": 0.12793
}

Semantic roles & 50–950 ramp

primary

#5154D3

secondary

#DAD9A6

accent

#DF45E3

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5154D3

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

Preview Lab → · Contrast checker → · Palette generator →