#5780CF#5780CF

#5780CF is a mid, vivid blue. Relative luminance 0.220; OKLCH L 60.6% C 0.129 H 262.4°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#5780CF
RGB	rgb(87, 128, 207)
HSL	hsl(220, 56%, 58%)
HSV	hsv(220, 58%, 81%)
CMYK	cmyk(58%, 38.2%, 0%, 18.8%)
CIE-LAB	lab(53.99, 9.47, -45.14)
CIE-LCH	lch(53.99, 46.12, 281.85°)
OKLab	oklab(60.64% -0.017 -0.128)
OKLCH	oklch(60.64% 0.129 262.4)
XYZ	xyz(22.9083, 21.9677, 62.0524)
Luminance	0.2197 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5780CF #CFA657

analogous

#57BCCF #5780CF #6A57CF

triadic

#5780CF #CF5780 #80CF57

tetradic

#5780CF #CF57BC #CFA657 #57CF6A

square

#5780CF #CF57BC #CFA657 #57CF6A

split-complementary

#5780CF #CF6A57 #BCCF57

monochromatic

#264785 #3460B5 #5780CF #87A4DD #B6C8EA

Accessibility & contrast

On white

3.89

#5780CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#5780CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5780CF

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5780CF	#FFFFFF	#000000	##000000
##5780CF	1.00	3.89	5.39	5.39
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F87D2

Deuteranopia (green-blind)

#4F7CCD

Tritanopia (blue-blind)

#00929D

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5780cf;
/* rgb */ color: rgb(87, 128, 207);
/* oklch */ color: oklch(60.6% 0.129 262.4);

Tailwind

colors: {
  custom: {
    50: '#8fa4de',
    500: '#5780cf',
    950: '#000000',
  },
}

SCSS

$custom: #5780cf;
$custom-light: #8fa4de;
$custom-dark: #000000;

JSON

{
  "hex": "#5780cf",
  "rgb": {
    "r": 87,
    "g": 128,
    "b": 207
  },
  "hsl": {
    "h": 219.5,
    "s": 55.556,
    "l": 57.647
  },
  "oklch": {
    "l": 0.60638,
    "c": 0.12915,
    "h": 262.4
  },
  "luminance": 0.2197
}

Semantic roles & 50–950 ramp

primary

#5780CF

secondary

#D9C9A9

accent

#AC49DF

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5780CF

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

Preview Lab → · Contrast checker → · Palette generator →