#5198EB#5198EB

#5198EB is a light, vivid cyan. Relative luminance 0.302; OKLCH L 67.1% C 0.143 H 253.8°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#5198EB
RGB	rgb(81, 152, 235)
HSL	hsl(212, 79%, 62%)
HSV	hsv(212, 66%, 92%)
CMYK	cmyk(65.5%, 35.3%, 0%, 7.8%)
CIE-LAB	lab(61.83, 3.49, -48.40)
CIE-LCH	lch(61.83, 48.53, 274.13°)
OKLab	oklab(67.13% -0.04 -0.1374)
OKLCH	oklch(67.13% 0.143 253.8)
XYZ	xyz(29.6115, 30.2010, 82.8500)
Luminance	0.3020 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5198EB #EBA451

analogous

#51E5EB #5198EB #5751EB

triadic

#5198EB #EB5198 #98EB51

tetradic

#5198EB #EB51E5 #EBA451 #51EB57

square

#5198EB #EB51E5 #EBA451 #51EB57

split-complementary

#5198EB #EB5751 #E5EB51

monochromatic

#145BAE #1A78E5 #5198EB #88B8F1 #BFD9F8

Accessibility & contrast

On white

2.98

#5198EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.04

#5198EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5198EB

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5198EB	#FFFFFF	#000000	##000000
##5198EB	1.00	2.98	7.04	7.04
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.04	21.00	1.00	1.00
##000000	7.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#739DEE

Deuteranopia (green-blind)

#5E8FE9

Tritanopia (blue-blind)

#00ABB6

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #5198eb;
/* rgb */ color: rgb(81, 152, 235);
/* oklch */ color: oklch(67.1% 0.143 253.8);

Tailwind

colors: {
  custom: {
    50: '#90b5f2',
    500: '#5198eb',
    950: '#000000',
  },
}

SCSS

$custom: #5198eb;
$custom-light: #90b5f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5198eb",
  "rgb": {
    "r": 81,
    "g": 152,
    "b": 235
  },
  "hsl": {
    "h": 212.338,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.67128,
    "c": 0.14309,
    "h": 253.8
  },
  "luminance": 0.30204
}

Semantic roles & 50–950 ramp

primary

#5198EB

secondary

#E8CEB0

accent

#7B0ADC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #5198EB

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

Preview Lab → · Contrast checker → · Palette generator →