#5199CF#5199CF

#5199CF is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.9% C 0.108 H 243.2°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#5199CF
RGB	rgb(81, 153, 207)
HSL	hsl(206, 57%, 56%)
HSV	hsv(206, 61%, 81%)
CMYK	cmyk(60.9%, 26.1%, 0%, 18.8%)
CIE-LAB	lab(60.81, -6.33, -34.44)
CIE-LCH	lch(60.81, 35.02, 259.58°)
OKLab	oklab(65.9% -0.049 -0.0968)
OKLCH	oklch(65.9% 0.108 243.2)
XYZ	xyz(26.0429, 29.0343, 63.2511)
Luminance	0.2904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5199CF #CF8751

analogous

#51CFC6 #5199CF #515ACF

triadic

#5199CF #CF5199 #99CF51

tetradic

#5199CF #C651CF #CF8751 #5ACF51

square

#5199CF #C651CF #CF8751 #5ACF51

split-complementary

#5199CF #CF515A #CFC651

monochromatic

#245A82 #317BB2 #5199CF #81B5DC #B1D1E9

Accessibility & contrast

On white

3.08

#5199CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#5199CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5199CF

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5199CF	#FFFFFF	#000000	##000000
##5199CF	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#819AD1

Deuteranopia (green-blind)

#708DCE

Tritanopia (blue-blind)

#00A6AC

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #5199cf;
/* rgb */ color: rgb(81, 153, 207);
/* oklch */ color: oklch(65.9% 0.108 243.2);

Tailwind

colors: {
  custom: {
    50: '#8db6de',
    500: '#5199cf',
    950: '#000000',
  },
}

SCSS

$custom: #5199cf;
$custom-light: #8db6de;
$custom-dark: #000000;

JSON

{
  "hex": "#5199cf",
  "rgb": {
    "r": 81,
    "g": 153,
    "b": 207
  },
  "hsl": {
    "h": 205.714,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.65903,
    "c": 0.10848,
    "h": 243.2
  },
  "luminance": 0.29037
}

Semantic roles & 50–950 ramp

primary

#5199CF

secondary

#D8BAA4

accent

#8948E0

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #5199CF

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

Preview Lab → · Contrast checker → · Palette generator →