#5188DA#5188DA

#5188DA is a light, vivid blue. Relative luminance 0.244; OKLCH L 62.7% C 0.137 H 258.2°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#5188DA
RGB	rgb(81, 136, 218)
HSL	hsl(216, 65%, 59%)
HSV	hsv(216, 63%, 85%)
CMYK	cmyk(62.8%, 37.6%, 0%, 14.5%)
CIE-LAB	lab(56.50, 7.19, -47.38)
CIE-LCH	lch(56.50, 47.92, 278.63°)
OKLab	oklab(62.7% -0.0281 -0.1346)
OKLCH	oklch(62.7% 0.137 258.2)
XYZ	xyz(24.8479, 24.4173, 69.7196)
Luminance	0.2442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5188DA #DAA351

analogous

#51CDDA #5188DA #5E51DA

triadic

#5188DA #DA5188 #88DA51

tetradic

#5188DA #DA51CD #DAA351 #51DA5E

square

#5188DA #DA51CD #DAA351 #51DA5E

split-complementary

#5188DA #DA5E51 #CDDA51

monochromatic

#1F4D92 #2A68C4 #5188DA #83ABE5 #B6CDEF

Accessibility & contrast

On white

3.57

#5188DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#5188DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5188DA

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5188DA	#FFFFFF	#000000	##000000
##5188DA	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648EDD

Deuteranopia (green-blind)

#5182D8

Tritanopia (blue-blind)

#009BA6

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5188da;
/* rgb */ color: rgb(81, 136, 218);
/* oklch */ color: oklch(62.7% 0.137 258.2);

Tailwind

colors: {
  custom: {
    50: '#8eaae6',
    500: '#5188da',
    950: '#000000',
  },
}

SCSS

$custom: #5188da;
$custom-light: #8eaae6;
$custom-dark: #000000;

JSON

{
  "hex": "#5188da",
  "rgb": {
    "r": 81,
    "g": 136,
    "b": 218
  },
  "hsl": {
    "h": 215.912,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.62695,
    "c": 0.13748,
    "h": 258.2
  },
  "luminance": 0.2442
}

Semantic roles & 50–950 ramp

primary

#5188DA

secondary

#DEC9A8

accent

#A440E8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #5188DA

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

Preview Lab → · Contrast checker → · Palette generator →