#5175DF#5175DF

#5175DF is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.0% C 0.166 H 267.1°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#5175DF
RGB	rgb(81, 117, 223)
HSL	hsl(225, 69%, 60%)
HSV	hsv(225, 64%, 87%)
CMYK	cmyk(63.7%, 47.5%, 0%, 12.5%)
CIE-LAB	lab(51.61, 20.48, -58.00)
CIE-LCH	lch(51.61, 61.51, 289.45°)
OKLab	oklab(59.01% -0.0084 -0.166)
OKLCH	oklch(59.01% 0.166 267.1)
XYZ	xyz(23.0693, 19.7975, 72.4033)
Luminance	0.1980 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5175DF #DFBB51

analogous

#51BCDF #5175DF #7451DF

triadic

#5175DF #DF5175 #75DF51

tetradic

#5175DF #DF51BC #DFBB51 #51DF74

square

#5175DF #DF51BC #DFBB51 #51DF74

split-complementary

#5175DF #DF7451 #BCDF51

monochromatic

#1C3C99 #2650CD #5175DF #859EE9 #B8C7F2

Accessibility & contrast

On white

4.23

#5175DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#5175DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5175DF

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5175DF	#FFFFFF	#000000	##000000
##5175DF	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E82E3

Deuteranopia (green-blind)

#2175DD

Tritanopia (blue-blind)

#008D9F

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5175df;
/* rgb */ color: rgb(81, 117, 223);
/* oklch */ color: oklch(59.0% 0.166 267.1);

Tailwind

colors: {
  custom: {
    50: '#8f9cea',
    500: '#5175df',
    950: '#000000',
  },
}

SCSS

$custom: #5175df;
$custom-light: #8f9cea;
$custom-dark: #000000;

JSON

{
  "hex": "#5175df",
  "rgb": {
    "r": 81,
    "g": 117,
    "b": 223
  },
  "hsl": {
    "h": 224.789,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.59015,
    "c": 0.16622,
    "h": 267.1
  },
  "luminance": 0.198
}

Semantic roles & 50–950 ramp

primary

#5175DF

secondary

#E1D3AA

accent

#BF3CEC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5175DF

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

Preview Lab → · Contrast checker → · Palette generator →