#5188F2#5188F2

#5188F2 is a light, vivid blue. Relative luminance 0.258; OKLCH L 64.1% C 0.169 H 262.1°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#5188F2
RGB	rgb(81, 136, 242)
HSL	hsl(220, 86%, 63%)
HSV	hsv(220, 67%, 95%)
CMYK	cmyk(66.5%, 43.8%, 0%, 5.1%)
CIE-LAB	lab(57.81, 15.39, -58.66)
CIE-LCH	lch(57.81, 60.64, 284.70°)
OKLab	oklab(64.13% -0.0233 -0.1677)
OKLCH	oklch(64.13% 0.169 262.1)
XYZ	xyz(28.2188, 25.7657, 87.4733)
Luminance	0.2577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5188F2 #F2BB51

analogous

#51D8F2 #5188F2 #6A51F2

triadic

#5188F2 #F25188 #88F251

tetradic

#5188F2 #F251D8 #F2BB51 #51F26A

square

#5188F2 #F251D8 #F2BB51 #51F26A

split-complementary

#5188F2 #F26A51 #D8F251

monochromatic

#0E49BB #1861EE #5188F2 #8AAFF6 #C3D6FB

Accessibility & contrast

On white

3.41

#5188F2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#5188F2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5188F2

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5188F2	#FFFFFF	#000000	##000000
##5188F2	1.00	3.41	6.15	6.15
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5593F6

Deuteranopia (green-blind)

#3884F0

Tritanopia (blue-blind)

#00A0B1

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #5188f2;
/* rgb */ color: rgb(81, 136, 242);
/* oklch */ color: oklch(64.1% 0.169 262.1);

Tailwind

colors: {
  custom: {
    50: '#92aaf7',
    500: '#5188f2',
    950: '#000000',
  },
}

SCSS

$custom: #5188f2;
$custom-light: #92aaf7;
$custom-dark: #000000;

JSON

{
  "hex": "#5188f2",
  "rgb": {
    "r": 81,
    "g": 136,
    "b": 242
  },
  "hsl": {
    "h": 219.503,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.64135,
    "c": 0.16928,
    "h": 262.1
  },
  "luminance": 0.25768
}

Semantic roles & 50–950 ramp

primary

#5188F2

secondary

#ECD8B3

accent

#9603E3

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5188F2

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

Preview Lab → · Contrast checker → · Palette generator →