#5189E8#5189E8

#5189E8 is a light, vivid blue. Relative luminance 0.255; OKLCH L 63.7% C 0.155 H 260.3°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#5189E8
RGB	rgb(81, 137, 232)
HSL	hsl(218, 77%, 61%)
HSV	hsv(218, 65%, 91%)
CMYK	cmyk(65.1%, 40.9%, 0%, 9%)
CIE-LAB	lab(57.52, 11.36, -53.57)
CIE-LCH	lch(57.52, 54.76, 281.97°)
OKLab	oklab(63.73% -0.0261 -0.1527)
OKLCH	oklch(63.73% 0.155 260.3)
XYZ	xyz(26.8993, 25.4642, 79.8258)
Luminance	0.2547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5189E8 #E8B051

analogous

#51D5E8 #5189E8 #6551E8

triadic

#5189E8 #E85189 #89E851

tetradic

#5189E8 #E851D5 #E8B051 #51E865

square

#5189E8 #E851D5 #E8B051 #51E865

split-complementary

#5189E8 #E86551 #D5E851

monochromatic

#164CA8 #1D65DE #5189E8 #87AEEF #BDD2F6

Accessibility & contrast

On white

3.45

#5189E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#5189E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5189E8

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5189E8	#FFFFFF	#000000	##000000
##5189E8	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D92EC

Deuteranopia (green-blind)

#4684E6

Tritanopia (blue-blind)

#009FAD

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5189e8;
/* rgb */ color: rgb(81, 137, 232);
/* oklch */ color: oklch(63.7% 0.155 260.3);

Tailwind

colors: {
  custom: {
    50: '#90aaf0',
    500: '#5189e8',
    950: '#000000',
  },
}

SCSS

$custom: #5189e8;
$custom-light: #90aaf0;
$custom-dark: #000000;

JSON

{
  "hex": "#5189e8",
  "rgb": {
    "r": 81,
    "g": 137,
    "b": 232
  },
  "hsl": {
    "h": 217.748,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.63731,
    "c": 0.15493,
    "h": 260.3
  },
  "luminance": 0.25467
}

Semantic roles & 50–950 ramp

primary

#5189E8

secondary

#E7D2AE

accent

#8D0DD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5189E8

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

Preview Lab → · Contrast checker → · Palette generator →