#5172BE#5172BE

#5172BE is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.3% C 0.124 H 265.0°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#5172BE
RGB	rgb(81, 114, 190)
HSL	hsl(222, 46%, 53%)
HSV	hsv(222, 57%, 75%)
CMYK	cmyk(57.4%, 40%, 0%, 25.5%)
CIE-LAB	lab(48.88, 11.14, -43.55)
CIE-LCH	lch(48.88, 44.95, 284.35°)
OKLab	oklab(56.31% -0.0109 -0.1236)
OKLCH	oklch(56.31% 0.124 265)
XYZ	xyz(18.7018, 17.5002, 51.0976)
Luminance	0.1750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5172BE #BE9D51

analogous

#51A8BE #5172BE #6651BE

triadic

#5172BE #BE5172 #72BE51

tetradic

#5172BE #BE51A8 #BE9D51 #51BE66

square

#5172BE #BE51A8 #BE9D51 #51BE66

split-complementary

#5172BE #BE6651 #A8BE51

monochromatic

#283D6C #395699 #5172BE #7E96CF #AABADF

Accessibility & contrast

On white

4.67

#5172BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#5172BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5172BE

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5172BE	#FFFFFF	#000000	##FFFFFF
##5172BE	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5279C1

Deuteranopia (green-blind)

#4470BC

Tritanopia (blue-blind)

#00838F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #5172be;
/* rgb */ color: rgb(81, 114, 190);
/* oklch */ color: oklch(56.3% 0.124 265.0);

Tailwind

colors: {
  custom: {
    50: '#8a9ad2',
    500: '#5172be',
    950: '#000000',
  },
}

SCSS

$custom: #5172be;
$custom-light: #8a9ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#5172be",
  "rgb": {
    "r": 81,
    "g": 114,
    "b": 190
  },
  "hsl": {
    "h": 221.835,
    "s": 45.607,
    "l": 53.137
  },
  "oklch": {
    "l": 0.56309,
    "c": 0.1241,
    "h": 265
  },
  "luminance": 0.17502
}

Semantic roles & 50–950 ramp

primary

#5172BE

secondary

#CDBF9E

accent

#AE53D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #5172BE

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

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