#5783DB#5783DB

#5783DB is a mid, vivid blue. Relative luminance 0.234; OKLCH L 62.0% C 0.142 H 262.9°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#5783DB
RGB	rgb(87, 131, 219)
HSL	hsl(220, 65%, 60%)
HSV	hsv(220, 60%, 86%)
CMYK	cmyk(60.3%, 40.2%, 0%, 14.1%)
CIE-LAB	lab(55.45, 11.64, -49.59)
CIE-LCH	lch(55.45, 50.94, 283.21°)
OKLab	oklab(61.97% -0.0176 -0.141)
OKLCH	oklch(61.97% 0.142 262.9)
XYZ	xyz(24.8285, 23.3711, 70.2068)
Luminance	0.2337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5783DB #DBAF57

analogous

#57C5DB #5783DB #6D57DB

triadic

#5783DB #DB5783 #83DB57

tetradic

#5783DB #DB57C5 #DBAF57 #57DB6D

square

#5783DB #DB57C5 #DBAF57 #57DB6D

split-complementary

#5783DB #DB6D57 #C5DB57

monochromatic

#204897 #2B60CA #5783DB #89A8E6 #BCCDF1

Accessibility & contrast

On white

3.70

#5783DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#5783DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5783DB

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5783DB	#FFFFFF	#000000	##000000
##5783DB	1.00	3.70	5.67	5.67
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D8BDE

Deuteranopia (green-blind)

#4A7FD9

Tritanopia (blue-blind)

#0097A4

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5783db;
/* rgb */ color: rgb(87, 131, 219);
/* oklch */ color: oklch(62.0% 0.142 262.9);

Tailwind

colors: {
  custom: {
    50: '#91a6e6',
    500: '#5783db',
    950: '#000000',
  },
}

SCSS

$custom: #5783db;
$custom-light: #91a6e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5783db",
  "rgb": {
    "r": 87,
    "g": 131,
    "b": 219
  },
  "hsl": {
    "h": 220,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.61974,
    "c": 0.14211,
    "h": 262.9
  },
  "luminance": 0.23373
}

Semantic roles & 50–950 ramp

primary

#5783DB

secondary

#E0CFAD

accent

#B040E8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5783DB

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

Preview Lab → · Contrast checker → · Palette generator →