#5199BB#5199BB

#5199BB is a light, moderate cyan. Relative luminance 0.281; OKLCH L 65.0% C 0.088 H 230.7°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#5199BB
RGB	rgb(81, 153, 187)
HSL	hsl(199, 44%, 53%)
HSV	hsv(199, 57%, 73%)
CMYK	cmyk(56.7%, 18.2%, 0%, 26.7%)
CIE-LAB	lab(59.99, -12.63, -24.48)
CIE-LCH	lch(59.99, 27.55, 242.71°)
OKLab	oklab(64.99% -0.0559 -0.0682)
OKLCH	oklch(64.99% 0.088 230.7)
XYZ	xyz(23.7508, 28.1175, 51.1797)
Luminance	0.2812 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5199BB #BB7351

analogous

#51BBA8 #5199BB #5164BB

triadic

#5199BB #BB5199 #99BB51

tetradic

#5199BB #A851BB #BB7351 #64BB51

square

#5199BB #A851BB #BB7351 #64BB51

split-complementary

#5199BB #BB5164 #BBA851

monochromatic

#295469 #3A7895 #5199BB #7DB3CC #A9CDDD

Accessibility & contrast

On white

3.17

#5199BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#5199BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5199BB

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5199BB	#FFFFFF	#000000	##000000
##5199BB	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8897BD

Deuteranopia (green-blind)

#798CBB

Tritanopia (blue-blind)

#00A2A4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5199bb;
/* rgb */ color: rgb(81, 153, 187);
/* oklch */ color: oklch(65.0% 0.088 230.7);

Tailwind

colors: {
  custom: {
    50: '#8ab7cf',
    500: '#5199bb',
    950: '#000000',
  },
}

SCSS

$custom: #5199bb;
$custom-light: #8ab7cf;
$custom-dark: #000000;

JSON

{
  "hex": "#5199bb",
  "rgb": {
    "r": 81,
    "g": 153,
    "b": 187
  },
  "hsl": {
    "h": 199.245,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.64986,
    "c": 0.08818,
    "h": 230.7
  },
  "luminance": 0.2812
}

Semantic roles & 50–950 ramp

primary

#5199BB

secondary

#CBAC9D

accent

#7D54D4

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #5199BB

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

Preview Lab → · Contrast checker → · Palette generator →