#5199DC#5199DC

#5199DC is a light, vivid cyan. Relative luminance 0.297; OKLCH L 66.6% C 0.124 H 248.6°. Best body text is #000000 at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#5199DC
RGB	rgb(81, 153, 220)
HSL	hsl(209, 67%, 59%)
HSV	hsv(209, 63%, 86%)
CMYK	cmyk(63.2%, 30.5%, 0%, 13.7%)
CIE-LAB	lab(61.39, -2.09, -40.78)
CIE-LCH	lch(61.39, 40.84, 267.07°)
OKLab	oklab(66.55% -0.045 -0.1152)
OKLCH	oklch(66.55% 0.124 248.6)
XYZ	xyz(27.6981, 29.6964, 71.9686)
Luminance	0.2970 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5199DC #DC9451

analogous

#51DCDA #5199DC #5154DC

triadic

#5199DC #DC5199 #99DC51

tetradic

#5199DC #DA51DC #DC9451 #54DC51

square

#5199DC #DA51DC #DC9451 #54DC51

split-complementary

#5199DC #DC5154 #DCDA51

monochromatic

#1E5B95 #287BC8 #5199DC #84B7E6 #B7D5F0

Accessibility & contrast

On white

3.03

#5199DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.94

#5199DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5199DC

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5199DC	#FFFFFF	#000000	##000000
##5199DC	1.00	3.03	6.94	6.94
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.94	21.00	1.00	1.00
##000000	6.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C9CDF

Deuteranopia (green-blind)

#698EDB

Tritanopia (blue-blind)

#00A9B1

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #5199dc;
/* rgb */ color: rgb(81, 153, 220);
/* oklch */ color: oklch(66.6% 0.124 248.6);

Tailwind

colors: {
  custom: {
    50: '#8eb6e7',
    500: '#5199dc',
    950: '#000000',
  },
}

SCSS

$custom: #5199dc;
$custom-light: #8eb6e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5199dc",
  "rgb": {
    "r": 81,
    "g": 153,
    "b": 220
  },
  "hsl": {
    "h": 208.921,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.66551,
    "c": 0.12365,
    "h": 248.6
  },
  "luminance": 0.29699
}

Semantic roles & 50–950 ramp

primary

#5199DC

secondary

#E0C3A9

accent

#913EE9

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #5199DC

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

Preview Lab → · Contrast checker → · Palette generator →