#5176BB#5176BB

#5176BB is a mid, moderate blue. Relative luminance 0.183; OKLCH L 57.0% C 0.115 H 262.0°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#5176BB
RGB	rgb(81, 118, 187)
HSL	hsl(219, 44%, 53%)
HSV	hsv(219, 57%, 73%)
CMYK	cmyk(56.7%, 36.9%, 0%, 26.7%)
CIE-LAB	lab(49.85, 7.69, -40.30)
CIE-LCH	lch(49.85, 41.02, 280.80°)
OKLab	oklab(57% -0.016 -0.1141)
OKLCH	oklch(57% 0.115 262)
XYZ	xyz(18.8383, 18.2925, 49.5422)
Luminance	0.1829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5176BB #BB9651

analogous

#51ABBB #5176BB #6151BB

triadic

#5176BB #BB5176 #76BB51

tetradic

#5176BB #BB51AB #BB9651 #51BB61

square

#5176BB #BB51AB #BB9651 #51BB61

split-complementary

#5176BB #BB6151 #ABBB51

monochromatic

#293F69 #3A5A95 #5176BB #7D99CC #A9BBDD

Accessibility & contrast

On white

4.51

#5176BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#5176BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5176BB

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5176BB	#FFFFFF	#000000	##000000
##5176BB	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7CBE

Deuteranopia (green-blind)

#4C72BA

Tritanopia (blue-blind)

#02858F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5176bb;
/* rgb */ color: rgb(81, 118, 187);
/* oklch */ color: oklch(57.0% 0.115 262.0);

Tailwind

colors: {
  custom: {
    50: '#8a9dd0',
    500: '#5176bb',
    950: '#000000',
  },
}

SCSS

$custom: #5176bb;
$custom-light: #8a9dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5176bb",
  "rgb": {
    "r": 81,
    "g": 118,
    "b": 187
  },
  "hsl": {
    "h": 219.057,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57004,
    "c": 0.11518,
    "h": 262
  },
  "luminance": 0.18294
}

Semantic roles & 50–950 ramp

primary

#5176BB

secondary

#CBBB9D

accent

#A754D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #5176BB

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

Preview Lab → · Contrast checker → · Palette generator →