#5F99CF#5F99CF

#5F99CF is a light, moderate cyan. Relative luminance 0.297; OKLCH L 66.5% C 0.101 H 247.9°. Best body text is #000000 at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#5F99CF
RGB	rgb(95, 153, 207)
HSL	hsl(209, 54%, 59%)
HSV	hsv(209, 54%, 81%)
CMYK	cmyk(54.1%, 26.1%, 0%, 18.8%)
CIE-LAB	lab(61.41, -3.49, -33.47)
CIE-LCH	lch(61.41, 33.65, 264.05°)
OKLab	oklab(66.54% -0.0381 -0.0938)
OKLCH	oklch(66.54% 0.101 247.9)
XYZ	xyz(27.3690, 29.7181, 63.3133)
Luminance	0.2972 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F99CF #CF955F

analogous

#5FCFCD #5F99CF #5F61CF

triadic

#5F99CF #CF5F99 #99CF5F

tetradic

#5F99CF #CD5FCF #CF955F #61CF5F

square

#5F99CF #CD5FCF #CF955F #61CF5F

split-complementary

#5F99CF #CF5F61 #CFCD5F

monochromatic

#295C8A #387BB9 #5F99CF #8EB7DD #BDD5EB

Accessibility & contrast

On white

3.02

#5F99CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.94

#5F99CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5F99CF

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F99CF	#FFFFFF	#000000	##000000
##5F99CF	1.00	3.02	6.94	6.94
#FFFFFF	3.02	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)

#829BD1

Deuteranopia (green-blind)

#748FCE

Tritanopia (blue-blind)

#15A6AC

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #5f99cf;
/* rgb */ color: rgb(95, 153, 207);
/* oklch */ color: oklch(66.5% 0.101 247.9);

Tailwind

colors: {
  custom: {
    50: '#94b6de',
    500: '#5f99cf',
    950: '#000000',
  },
}

SCSS

$custom: #5f99cf;
$custom-light: #94b6de;
$custom-dark: #000000;

JSON

{
  "hex": "#5f99cf",
  "rgb": {
    "r": 95,
    "g": 153,
    "b": 207
  },
  "hsl": {
    "h": 208.929,
    "s": 53.846,
    "l": 59.216
  },
  "oklch": {
    "l": 0.66539,
    "c": 0.10123,
    "h": 247.9
  },
  "luminance": 0.2972
}

Semantic roles & 50–950 ramp

primary

#5F99CF

secondary

#DBC4AF

accent

#914BDD

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0E1115

muted

#7E8083

Preview Lab

Preview with #5F99CF

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

Preview Lab → · Contrast checker → · Palette generator →