#5180DF#5180DF

#5180DF is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.3% C 0.153 H 262.9°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#5180DF
RGB	rgb(81, 128, 223)
HSL	hsl(220, 69%, 60%)
HSV	hsv(220, 64%, 87%)
CMYK	cmyk(63.7%, 42.6%, 0%, 12.5%)
CIE-LAB	lab(54.57, 13.72, -53.26)
CIE-LCH	lch(54.57, 55.00, 284.45°)
OKLab	oklab(61.29% -0.019 -0.1519)
OKLCH	oklch(61.29% 0.153 262.9)
XYZ	xyz(24.4271, 22.5131, 72.8559)
Luminance	0.2251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5180DF #DFB051

analogous

#51C7DF #5180DF #6951DF

triadic

#5180DF #DF5180 #80DF51

tetradic

#5180DF #DF51C7 #DFB051 #51DF69

square

#5180DF #DF51C7 #DFB051 #51DF69

split-complementary

#5180DF #DF6951 #C7DF51

monochromatic

#1C4699 #265DCD #5180DF #85A6E9 #B8CBF2

Accessibility & contrast

On white

3.82

#5180DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#5180DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5180DF

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5180DF	#FFFFFF	#000000	##000000
##5180DF	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#548AE3

Deuteranopia (green-blind)

#3E7CDD

Tritanopia (blue-blind)

#0096A5

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5180df;
/* rgb */ color: rgb(81, 128, 223);
/* oklch */ color: oklch(61.3% 0.153 262.9);

Tailwind

colors: {
  custom: {
    50: '#8fa4e9',
    500: '#5180df',
    950: '#000000',
  },
}

SCSS

$custom: #5180df;
$custom-light: #8fa4e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5180df",
  "rgb": {
    "r": 81,
    "g": 128,
    "b": 223
  },
  "hsl": {
    "h": 220.141,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.61285,
    "c": 0.15312,
    "h": 262.9
  },
  "luminance": 0.22515
}

Semantic roles & 50–950 ramp

primary

#5180DF

secondary

#E1CFAA

accent

#B23CEC

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5180DF

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

Preview Lab → · Contrast checker → · Palette generator →