#5199DE#5199DE

#5199DE is a light, vivid cyan. Relative luminance 0.298; OKLCH L 66.7% C 0.126 H 249.4°. Best body text is #000000 at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#5199DE
RGB	rgb(81, 153, 222)
HSL	hsl(209, 68%, 59%)
HSV	hsv(209, 64%, 87%)
CMYK	cmyk(63.5%, 31.1%, 0%, 12.9%)
CIE-LAB	lab(61.48, -1.43, -41.75)
CIE-LCH	lch(61.48, 41.77, 268.04°)
OKLab	oklab(66.65% -0.0445 -0.118)
OKLCH	oklch(66.65% 0.126 249.4)
XYZ	xyz(27.9645, 29.8030, 73.3719)
Luminance	0.2981 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5199DE #DE9651

analogous

#51DEDD #5199DE #5153DE

triadic

#5199DE #DE5199 #99DE51

tetradic

#5199DE #DD51DE #DE9651 #53DE51

square

#5199DE #DD51DE #DE9651 #53DE51

split-complementary

#5199DE #DE5153 #DEDD51

monochromatic

#1D5C98 #277BCB #5199DE #84B7E8 #B8D5F2

Accessibility & contrast

On white

3.02

#5199DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.96

#5199DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5199DE

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5199DE	#FFFFFF	#000000	##000000
##5199DE	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)

#7B9CE1

Deuteranopia (green-blind)

#688EDD

Tritanopia (blue-blind)

#00A9B2

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #5199de;
/* rgb */ color: rgb(81, 153, 222);
/* oklch */ color: oklch(66.7% 0.126 249.4);

Tailwind

colors: {
  custom: {
    50: '#8fb6e8',
    500: '#5199de',
    950: '#000000',
  },
}

SCSS

$custom: #5199de;
$custom-light: #8fb6e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5199de",
  "rgb": {
    "r": 81,
    "g": 153,
    "b": 222
  },
  "hsl": {
    "h": 209.362,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.66654,
    "c": 0.12607,
    "h": 249.4
  },
  "luminance": 0.29806
}

Semantic roles & 50–950 ramp

primary

#5199DE

secondary

#E1C5AA

accent

#923DEB

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #5199DE

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

Preview Lab → · Contrast checker → · Palette generator →