#5784CB#5784CB

#5784CB is a mid, moderate blue. Relative luminance 0.228; OKLCH L 61.3% C 0.119 H 259.2°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#5784CB
RGB	rgb(87, 132, 203)
HSL	hsl(217, 53%, 57%)
HSV	hsv(217, 57%, 80%)
CMYK	cmyk(57.1%, 35%, 0%, 20.4%)
CIE-LAB	lab(54.91, 5.76, -41.43)
CIE-LCH	lch(54.91, 41.83, 277.91°)
OKLab	oklab(61.28% -0.0224 -0.1171)
OKLCH	oklch(61.28% 0.119 259.2)
XYZ	xyz(22.9575, 22.8387, 59.6868)
Luminance	0.2284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5784CB #CB9E57

analogous

#57BECB #5784CB #6457CB

triadic

#5784CB #CB5784 #84CB57

tetradic

#5784CB #CB57BE #CB9E57 #57CB64

square

#5784CB #CB57BE #CB9E57 #57CB64

split-complementary

#5784CB #CB6457 #BECB57

monochromatic

#284A80 #3665AF #5784CB #86A6D9 #B4C8E8

Accessibility & contrast

On white

3.77

#5784CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#5784CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5784CB

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5784CB	#FFFFFF	#000000	##000000
##5784CB	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6789CE

Deuteranopia (green-blind)

#587ECA

Tritanopia (blue-blind)

#00949E

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5784cb;
/* rgb */ color: rgb(87, 132, 203);
/* oklch */ color: oklch(61.3% 0.119 259.2);

Tailwind

colors: {
  custom: {
    50: '#8fa7db',
    500: '#5784cb',
    950: '#000000',
  },
}

SCSS

$custom: #5784cb;
$custom-light: #8fa7db;
$custom-dark: #000000;

JSON

{
  "hex": "#5784cb",
  "rgb": {
    "r": 87,
    "g": 132,
    "b": 203
  },
  "hsl": {
    "h": 216.724,
    "s": 52.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.61281,
    "c": 0.11927,
    "h": 259.2
  },
  "luminance": 0.22841
}

Semantic roles & 50–950 ramp

primary

#5784CB

secondary

#D7C4A7

accent

#A44CDC

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5784CB

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

Preview Lab → · Contrast checker → · Palette generator →