#5174BD#5174BD

#5174BD is a mid, vivid blue. Relative luminance 0.179; OKLCH L 56.7% C 0.120 H 263.6°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#5174BD
RGB	rgb(81, 116, 189)
HSL	hsl(221, 45%, 53%)
HSV	hsv(221, 57%, 74%)
CMYK	cmyk(57.1%, 38.6%, 0%, 25.9%)
CIE-LAB	lab(49.39, 9.58, -42.17)
CIE-LCH	lch(49.39, 43.25, 282.80°)
OKLab	oklab(56.68% -0.0133 -0.1196)
OKLCH	oklch(56.68% 0.12 263.6)
XYZ	xyz(18.8209, 17.9127, 50.5999)
Luminance	0.1791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5174BD #BD9A51

analogous

#51AABD #5174BD #6451BD

triadic

#5174BD #BD5174 #74BD51

tetradic

#5174BD #BD51AA #BD9A51 #51BD64

square

#5174BD #BD51AA #BD9A51 #51BD64

split-complementary

#5174BD #BD6451 #AABD51

monochromatic

#293E6B #395897 #5174BD #7D97CE #AABBDF

Accessibility & contrast

On white

4.58

#5174BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#5174BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5174BD

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5174BD	#FFFFFF	#000000	##000000
##5174BD	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#567BC0

Deuteranopia (green-blind)

#4871BB

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5174bd;
/* rgb */ color: rgb(81, 116, 189);
/* oklch */ color: oklch(56.7% 0.120 263.6);

Tailwind

colors: {
  custom: {
    50: '#8a9bd1',
    500: '#5174bd',
    950: '#000000',
  },
}

SCSS

$custom: #5174bd;
$custom-light: #8a9bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#5174bd",
  "rgb": {
    "r": 81,
    "g": 116,
    "b": 189
  },
  "hsl": {
    "h": 220.556,
    "s": 45,
    "l": 52.941
  },
  "oklch": {
    "l": 0.56683,
    "c": 0.12031,
    "h": 263.6
  },
  "luminance": 0.17914
}

Semantic roles & 50–950 ramp

primary

#5174BD

secondary

#CCBD9E

accent

#AB53D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #5174BD

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

Preview Lab → · Contrast checker → · Palette generator →