#999FBC#999FBC

#999FBC is a light, muted blue. Relative luminance 0.352; OKLCH L 70.7% C 0.043 H 276.0°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#999FBC
RGB	rgb(153, 159, 188)
HSL	hsl(230, 21%, 67%)
HSV	hsv(230, 19%, 74%)
CMYK	cmyk(18.6%, 15.4%, 0%, 26.3%)
CIE-LAB	lab(65.90, 4.01, -15.66)
CIE-LCH	lch(65.90, 16.16, 284.38°)
OKLab	oklab(70.75% 0.0045 -0.0426)
OKLCH	oklch(70.75% 0.043 276)
XYZ	xyz(34.6099, 35.1988, 52.5378)
Luminance	0.3520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#999FBC #BCB699

analogous

#99B1BC #999FBC #A599BC

triadic

#999FBC #BC999F #9FBC99

tetradic

#999FBC #BC99B1 #BCB699 #99BCA5

square

#999FBC #BC99B1 #BCB699 #99BCA5

split-complementary

#999FBC #BCA599 #B1BC99

monochromatic

#575E84 #747CA4 #999FBC #BEC2D4 #E3E5ED

Accessibility & contrast

On white

2.61

#999FBC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#999FBC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #999FBC

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##999FBC	#FFFFFF	#000000	##000000
##999FBC	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97A2BD

Deuteranopia (green-blind)

#959FBB

Tritanopia (blue-blind)

#91A4A8

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #999fbc;
/* rgb */ color: rgb(153, 159, 188);
/* oklch */ color: oklch(70.7% 0.043 276.0);

Tailwind

colors: {
  custom: {
    50: '#b7bbd0',
    500: '#999fbc',
    950: '#000000',
  },
}

SCSS

$custom: #999fbc;
$custom-light: #b7bbd0;
$custom-dark: #000000;

JSON

{
  "hex": "#999fbc",
  "rgb": {
    "r": 153,
    "g": 159,
    "b": 188
  },
  "hsl": {
    "h": 229.714,
    "s": 20.71,
    "l": 66.863
  },
  "oklch": {
    "l": 0.70749,
    "c": 0.04283,
    "h": 276
  },
  "luminance": 0.35199
}

Semantic roles & 50–950 ramp

primary

#999FBC

secondary

#DEDCD3

accent

#90469F

background

#FBFBFC

surface

#F6F6F9

border

#D0D0D2

text

#111114

muted

#808082

Preview Lab

Preview with #999FBC

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

Preview Lab → · Contrast checker → · Palette generator →