#999BBD#999BBD

#999BBD is a light, muted blue. Relative luminance 0.339; OKLCH L 70.0% C 0.050 H 282.4°. Best body text is #000000 at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#999BBD
RGB	rgb(153, 155, 189)
HSL	hsl(237, 21%, 67%)
HSV	hsv(237, 19%, 74%)
CMYK	cmyk(19%, 18%, 0%, 25.9%)
CIE-LAB	lab(64.87, 6.49, -17.77)
CIE-LCH	lch(64.87, 18.92, 290.05°)
OKLab	oklab(69.96% 0.0106 -0.0484)
OKLCH	oklch(69.96% 0.05 282.4)
XYZ	xyz(34.0414, 33.8886, 52.8819)
Luminance	0.3389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#999BBD #BDBB99

analogous

#99ADBD #999BBD #A999BD

triadic

#999BBD #BD999B #9BBD99

tetradic

#999BBD #BD99AD #BDBB99 #99BDA9

square

#999BBD #BD99AD #BDBB99 #99BDA9

split-complementary

#999BBD #BDA999 #ADBD99

monochromatic

#565985 #7477A5 #999BBD #BEBFD5 #E3E4ED

Accessibility & contrast

On white

2.70

#999BBD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.78

#999BBD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #999BBD

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##999BBD	#FFFFFF	#000000	##000000
##999BBD	1.00	2.70	7.78	7.78
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.78	21.00	1.00	1.00
##000000	7.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#929FBF

Deuteranopia (green-blind)

#919CBC

Tritanopia (blue-blind)

#91A1A6

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #999bbd;
/* rgb */ color: rgb(153, 155, 189);
/* oklch */ color: oklch(70.0% 0.050 282.4);

Tailwind

colors: {
  custom: {
    50: '#b7b8d1',
    500: '#999bbd',
    950: '#000000',
  },
}

SCSS

$custom: #999bbd;
$custom-light: #b7b8d1;
$custom-dark: #000000;

JSON

{
  "hex": "#999bbd",
  "rgb": {
    "r": 153,
    "g": 155,
    "b": 189
  },
  "hsl": {
    "h": 236.667,
    "s": 21.429,
    "l": 67.059
  },
  "oklch": {
    "l": 0.69957,
    "c": 0.0496,
    "h": 282.4
  },
  "luminance": 0.33889
}

Semantic roles & 50–950 ramp

primary

#999BBD

secondary

#DFDED3

accent

#9B46A0

background

#FBFBFC

surface

#F6F6F9

border

#D0D0D2

text

#111114

muted

#808082

Preview Lab

Preview with #999BBD

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

Preview Lab → · Contrast checker → · Palette generator →