#5198EA#5198EA

#5198EA is a light, vivid cyan. Relative luminance 0.301; OKLCH L 67.1% C 0.142 H 253.5°. Best body text is #000000 at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#5198EA
RGB	rgb(81, 152, 234)
HSL	hsl(212, 78%, 62%)
HSV	hsv(212, 65%, 92%)
CMYK	cmyk(65.4%, 35%, 0%, 8.2%)
CIE-LAB	lab(61.78, 3.16, -47.93)
CIE-LCH	lch(61.78, 48.03, 273.77°)
OKLab	oklab(67.07% -0.0402 -0.136)
OKLCH	oklch(67.07% 0.142 253.5)
XYZ	xyz(29.4674, 30.1434, 82.0912)
Luminance	0.3015 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5198EA #EAA351

analogous

#51E5EA #5198EA #5751EA

triadic

#5198EA #EA5198 #98EA51

tetradic

#5198EA #EA51E5 #EAA351 #51EA57

square

#5198EA #EA51E5 #EAA351 #51EA57

split-complementary

#5198EA #EA5751 #E5EA51

monochromatic

#155BAC #1B78E2 #5198EA #88B8F1 #BED9F7

Accessibility & contrast

On white

2.99

#5198EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.03

#5198EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5198EA

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5198EA	#FFFFFF	#000000	##000000
##5198EA	1.00	2.99	7.03	7.03
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.03	21.00	1.00	1.00
##000000	7.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#749DED

Deuteranopia (green-blind)

#5E8FE8

Tritanopia (blue-blind)

#00ABB6

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #5198ea;
/* rgb */ color: rgb(81, 152, 234);
/* oklch */ color: oklch(67.1% 0.142 253.5);

Tailwind

colors: {
  custom: {
    50: '#90b5f1',
    500: '#5198ea',
    950: '#000000',
  },
}

SCSS

$custom: #5198ea;
$custom-light: #90b5f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5198ea",
  "rgb": {
    "r": 81,
    "g": 152,
    "b": 234
  },
  "hsl": {
    "h": 212.157,
    "s": 78.462,
    "l": 61.765
  },
  "oklch": {
    "l": 0.67073,
    "c": 0.14183,
    "h": 253.5
  },
  "luminance": 0.30146
}

Semantic roles & 50–950 ramp

primary

#5198EA

secondary

#E8CDAF

accent

#7A0BDB

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #5198EA

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

Preview Lab → · Contrast checker → · Palette generator →