#99BBDD#99BBDD

#99BBDD is a light, moderate cyan. Relative luminance 0.475; OKLCH L 77.9% C 0.061 H 248.6°. Best body text is #000000 at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#99BBDD
RGB	rgb(153, 187, 221)
HSL	hsl(210, 50%, 73%)
HSV	hsv(210, 31%, 87%)
CMYK	cmyk(30.8%, 15.4%, 0%, 13.3%)
CIE-LAB	lab(74.53, -3.55, -20.74)
CIE-LCH	lch(74.53, 21.05, 260.28°)
OKLab	oklab(77.88% -0.0223 -0.0569)
OKLCH	oklch(77.88% 0.061 248.6)
XYZ	xyz(43.9544, 47.5315, 75.2511)
Luminance	0.4753 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99BBDD #DDBB99

analogous

#99DDDD #99BBDD #9999DD

triadic

#99BBDD #DD99BB #BBDD99

tetradic

#99BBDD #DD99DD #DDBB99 #99DD99

square

#99BBDD #DD99DD #DDBB99 #99DD99

split-complementary

#99BBDD #DD9999 #DDDD99

monochromatic

#3F7EBD #6B9CCE #99BBDD #C7DAEC #E8F0F7

Accessibility & contrast

On white

2.00

#99BBDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.51

#99BBDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99BBDD

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99BBDD	#FFFFFF	#000000	##000000
##99BBDD	1.00	2.00	10.51	10.51
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.51	21.00	1.00	1.00
##000000	10.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEBBDF

Deuteranopia (green-blind)

#A6B4DC

Tritanopia (blue-blind)

#84C3C6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #99bbdd;
/* rgb */ color: rgb(153, 187, 221);
/* oklch */ color: oklch(77.9% 0.061 248.6);

Tailwind

colors: {
  custom: {
    50: '#b8cfe7',
    500: '#99bbdd',
    950: '#000000',
  },
}

SCSS

$custom: #99bbdd;
$custom-light: #b8cfe7;
$custom-dark: #000000;

JSON

{
  "hex": "#99bbdd",
  "rgb": {
    "r": 153,
    "g": 187,
    "b": 221
  },
  "hsl": {
    "h": 210,
    "s": 50,
    "l": 73.333
  },
  "oklch": {
    "l": 0.77884,
    "c": 0.06115,
    "h": 248.6
  },
  "luminance": 0.47533
}

Semantic roles & 50–950 ramp

primary

#99BBDD

secondary

#EEE6DD

accent

#7328BD

background

#FBFCFE

surface

#F6F9FC

border

#D0D2D5

text

#111316

muted

#808284

Preview Lab

Preview with #99BBDD

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

Preview Lab → · Contrast checker → · Palette generator →