#5198E4#5198E4

#5198E4 is a light, vivid cyan. Relative luminance 0.298; OKLCH L 66.7% C 0.134 H 251.9°. Best body text is #000000 at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#5198E4
RGB	rgb(81, 152, 228)
HSL	hsl(211, 73%, 61%)
HSV	hsv(211, 64%, 89%)
CMYK	cmyk(64.5%, 33.3%, 0%, 10.6%)
CIE-LAB	lab(61.49, 1.14, -45.07)
CIE-LCH	lch(61.49, 45.09, 271.45°)
OKLab	oklab(66.75% -0.0418 -0.1277)
OKLCH	oklch(66.75% 0.134 251.9)
XYZ	xyz(28.6200, 29.8044, 77.6283)
Luminance	0.2981 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5198E4 #E49D51

analogous

#51E2E4 #5198E4 #5351E4

triadic

#5198E4 #E45198 #98E451

tetradic

#5198E4 #E451E2 #E49D51 #51E453

square

#5198E4 #E451E2 #E49D51 #51E453

split-complementary

#5198E4 #E45351 #E2E451

monochromatic

#195BA2 #2179D7 #5198E4 #86B7EC #BBD7F4

Accessibility & contrast

On white

3.02

#5198E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.96

#5198E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5198E4

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5198E4	#FFFFFF	#000000	##000000
##5198E4	1.00	3.02	6.96	6.96
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.96	21.00	1.00	1.00
##000000	6.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#779CE7

Deuteranopia (green-blind)

#638EE2

Tritanopia (blue-blind)

#00AAB3

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #5198e4;
/* rgb */ color: rgb(81, 152, 228);
/* oklch */ color: oklch(66.7% 0.134 251.9);

Tailwind

colors: {
  custom: {
    50: '#8fb6ed',
    500: '#5198e4',
    950: '#000000',
  },
}

SCSS

$custom: #5198e4;
$custom-light: #8fb6ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5198e4",
  "rgb": {
    "r": 81,
    "g": 152,
    "b": 228
  },
  "hsl": {
    "h": 211.02,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.66748,
    "c": 0.13432,
    "h": 251.9
  },
  "luminance": 0.29807
}

Semantic roles & 50–950 ramp

primary

#5198E4

secondary

#E4C9AC

accent

#7610D5

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5198E4

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

Preview Lab → · Contrast checker → · Palette generator →