#5176CC#5176CC

#5176CC is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.0% C 0.139 H 264.9°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#5176CC
RGB	rgb(81, 118, 204)
HSL	hsl(222, 55%, 56%)
HSV	hsv(222, 60%, 80%)
CMYK	cmyk(60.3%, 42.2%, 0%, 20%)
CIE-LAB	lab(50.76, 13.38, -48.59)
CIE-LCH	lch(50.76, 50.40, 285.40°)
OKLab	oklab(58.01% -0.0124 -0.1383)
OKLCH	oklch(58.01% 0.139 264.9)
XYZ	xyz(20.7671, 19.0641, 59.7004)
Luminance	0.1907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5176CC #CCA751

analogous

#51B4CC #5176CC #6951CC

triadic

#5176CC #CC5176 #76CC51

tetradic

#5176CC #CC51B4 #CCA751 #51CC69

square

#5176CC #CC51B4 #CCA751 #51CC69

split-complementary

#5176CC #CC6951 #B4CC51

monochromatic

#25407E #3358AD #5176CC #809BDA #B0C1E8

Accessibility & contrast

On white

4.36

#5176CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#5176CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5176CC

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5176CC	#FFFFFF	#000000	##000000
##5176CC	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#507FCF

Deuteranopia (green-blind)

#3E74CA

Tritanopia (blue-blind)

#008997

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5176cc;
/* rgb */ color: rgb(81, 118, 204);
/* oklch */ color: oklch(58.0% 0.139 264.9);

Tailwind

colors: {
  custom: {
    50: '#8c9ddc',
    500: '#5176cc',
    950: '#000000',
  },
}

SCSS

$custom: #5176cc;
$custom-light: #8c9ddc;
$custom-dark: #000000;

JSON

{
  "hex": "#5176cc",
  "rgb": {
    "r": 81,
    "g": 118,
    "b": 204
  },
  "hsl": {
    "h": 221.951,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.58007,
    "c": 0.1389,
    "h": 264.9
  },
  "luminance": 0.19066
}

Semantic roles & 50–950 ramp

primary

#5176CC

secondary

#D6C7A3

accent

#B14ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5176CC

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

Preview Lab → · Contrast checker → · Palette generator →