#5175BD#5175BD

#5175BD is a mid, moderate blue. Relative luminance 0.181; OKLCH L 56.9% C 0.119 H 263.0°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#5175BD
RGB	rgb(81, 117, 189)
HSL	hsl(220, 45%, 53%)
HSV	hsv(220, 57%, 74%)
CMYK	cmyk(57.1%, 38.1%, 0%, 25.9%)
CIE-LAB	lab(49.67, 8.96, -41.73)
CIE-LCH	lch(49.67, 42.68, 282.12°)
OKLab	oklab(56.9% -0.0144 -0.1183)
OKLCH	oklch(56.9% 0.119 263)
XYZ	xyz(18.9368, 18.1445, 50.6386)
Luminance	0.1815 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5175BD #BD9951

analogous

#51ABBD #5175BD #6351BD

triadic

#5175BD #BD5175 #75BD51

tetradic

#5175BD #BD51AB #BD9951 #51BD63

square

#5175BD #BD51AB #BD9951 #51BD63

split-complementary

#5175BD #BD6351 #ABBD51

monochromatic

#293F6B #395997 #5175BD #7D98CE #AABBDF

Accessibility & contrast

On white

4.54

#5175BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#5175BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5175BD

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5175BD	#FFFFFF	#000000	##000000
##5175BD	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#577BC0

Deuteranopia (green-blind)

#4972BB

Tritanopia (blue-blind)

#008590

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5175bd;
/* rgb */ color: rgb(81, 117, 189);
/* oklch */ color: oklch(56.9% 0.119 263.0);

Tailwind

colors: {
  custom: {
    50: '#8a9cd1',
    500: '#5175bd',
    950: '#000000',
  },
}

SCSS

$custom: #5175bd;
$custom-light: #8a9cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#5175bd",
  "rgb": {
    "r": 81,
    "g": 117,
    "b": 189
  },
  "hsl": {
    "h": 220,
    "s": 45,
    "l": 52.941
  },
  "oklch": {
    "l": 0.569,
    "c": 0.11914,
    "h": 263
  },
  "luminance": 0.18146
}

Semantic roles & 50–950 ramp

primary

#5175BD

secondary

#CCBD9E

accent

#A953D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #5175BD

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

Preview Lab → · Contrast checker → · Palette generator →