#5780CA#5780CA

#5780CA is a mid, vivid blue. Relative luminance 0.217; OKLCH L 60.4% C 0.122 H 261.5°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#5780CA
RGB	rgb(87, 128, 202)
HSL	hsl(219, 52%, 57%)
HSV	hsv(219, 57%, 79%)
CMYK	cmyk(56.9%, 36.6%, 0%, 20.8%)
CIE-LAB	lab(53.74, 7.83, -42.71)
CIE-LCH	lch(53.74, 43.42, 280.39°)
OKLab	oklab(60.36% -0.0182 -0.1209)
OKLCH	oklch(60.36% 0.122 261.5)
XYZ	xyz(22.3067, 21.7270, 58.8839)
Luminance	0.2173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5780CA #CAA157

analogous

#57B9CA #5780CA #6857CA

triadic

#5780CA #CA5780 #80CA57

tetradic

#5780CA #CA57B9 #CAA157 #57CA68

square

#5780CA #CA57B9 #CAA157 #57CA68

split-complementary

#5780CA #CA6857 #B9CA57

monochromatic

#28477F #3761AD #5780CA #86A3D9 #B4C6E7

Accessibility & contrast

On white

3.93

#5780CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#5780CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5780CA

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5780CA	#FFFFFF	#000000	##000000
##5780CA	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6186CD

Deuteranopia (green-blind)

#537CC8

Tritanopia (blue-blind)

#00909B

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #5780ca;
/* rgb */ color: rgb(87, 128, 202);
/* oklch */ color: oklch(60.4% 0.122 261.5);

Tailwind

colors: {
  custom: {
    50: '#8fa4da',
    500: '#5780ca',
    950: '#000000',
  },
}

SCSS

$custom: #5780ca;
$custom-light: #8fa4da;
$custom-dark: #000000;

JSON

{
  "hex": "#5780ca",
  "rgb": {
    "r": 87,
    "g": 128,
    "b": 202
  },
  "hsl": {
    "h": 218.609,
    "s": 52.036,
    "l": 56.667
  },
  "oklch": {
    "l": 0.60355,
    "c": 0.12228,
    "h": 261.5
  },
  "luminance": 0.21729
}

Semantic roles & 50–950 ramp

primary

#5780CA

secondary

#D6C5A7

accent

#A84CDB

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5780CA

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

Preview Lab → · Contrast checker → · Palette generator →