#5388DB#5388DB

#5388DB is a light, vivid blue. Relative luminance 0.246; OKLCH L 62.8% C 0.138 H 259.0°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#5388DB
RGB	rgb(83, 136, 219)
HSL	hsl(217, 65%, 59%)
HSV	hsv(217, 62%, 86%)
CMYK	cmyk(62.1%, 37.9%, 0%, 14.1%)
CIE-LAB	lab(56.64, 7.89, -47.71)
CIE-LCH	lch(56.64, 48.36, 279.39°)
OKLab	oklab(62.85% -0.0262 -0.1355)
OKLCH	oklch(62.85% 0.138 259)
XYZ	xyz(25.1531, 24.5595, 70.4190)
Luminance	0.2456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5388DB #DBA653

analogous

#53CCDB #5388DB #6253DB

triadic

#5388DB #DB5388 #88DB53

tetradic

#5388DB #DB53CC #DBA653 #53DB62

square

#5388DB #DB53CC #DBA653 #53DB62

split-complementary

#5388DB #DB6253 #CCDB53

monochromatic

#1F4D95 #2A67C7 #5388DB #86ABE6 #B8CEF0

Accessibility & contrast

On white

3.55

#5388DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#5388DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5388DB

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5388DB	#FFFFFF	#000000	##000000
##5388DB	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648FDE

Deuteranopia (green-blind)

#5182D9

Tritanopia (blue-blind)

#009BA7

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5388db;
/* rgb */ color: rgb(83, 136, 219);
/* oklch */ color: oklch(62.8% 0.138 259.0);

Tailwind

colors: {
  custom: {
    50: '#8faae6',
    500: '#5388db',
    950: '#000000',
  },
}

SCSS

$custom: #5388db;
$custom-light: #8faae6;
$custom-dark: #000000;

JSON

{
  "hex": "#5388db",
  "rgb": {
    "r": 83,
    "g": 136,
    "b": 219
  },
  "hsl": {
    "h": 216.618,
    "s": 65.385,
    "l": 59.216
  },
  "oklch": {
    "l": 0.62846,
    "c": 0.13804,
    "h": 259
  },
  "luminance": 0.24562
}

Semantic roles & 50–950 ramp

primary

#5388DB

secondary

#DFCBAA

accent

#A73FE8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #5388DB

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

Preview Lab → · Contrast checker → · Palette generator →