#999EB3#999EB3

#999EB3 is a light, muted blue. Relative luminance 0.345; OKLCH L 70.2% C 0.031 H 275.0°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#999EB3
RGB	rgb(153, 158, 179)
HSL	hsl(228, 15%, 65%)
HSV	hsv(228, 15%, 70%)
CMYK	cmyk(14.5%, 11.7%, 0%, 29.8%)
CIE-LAB	lab(65.34, 2.57, -11.47)
CIE-LCH	lch(65.34, 11.76, 282.63°)
OKLab	oklab(70.21% 0.0027 -0.031)
OKLCH	oklch(70.21% 0.031 275)
XYZ	xyz(33.4986, 34.4803, 47.5296)
Luminance	0.3448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#999EB3 #B3AE99

analogous

#99ABB3 #999EB3 #A199B3

triadic

#999EB3 #B3999E #9EB399

tetradic

#999EB3 #B399AB #B3AE99 #99B3A1

square

#999EB3 #B399AB #B3AE99 #99B3A1

split-complementary

#999EB3 #B3A199 #ABB399

monochromatic

#595F78 #767D99 #999EB3 #BCBFCD #DFE1E7

Accessibility & contrast

On white

2.66

#999EB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#999EB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #999EB3

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##999EB3	#FFFFFF	#000000	##000000
##999EB3	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98A0B4

Deuteranopia (green-blind)

#979EB2

Tritanopia (blue-blind)

#93A2A5

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #999eb3;
/* rgb */ color: rgb(153, 158, 179);
/* oklch */ color: oklch(70.2% 0.031 275.0);

Tailwind

colors: {
  custom: {
    50: '#b7bac9',
    500: '#999eb3',
    950: '#000000',
  },
}

SCSS

$custom: #999eb3;
$custom-light: #b7bac9;
$custom-dark: #000000;

JSON

{
  "hex": "#999eb3",
  "rgb": {
    "r": 153,
    "g": 158,
    "b": 179
  },
  "hsl": {
    "h": 228.462,
    "s": 14.607,
    "l": 65.098
  },
  "oklch": {
    "l": 0.70213,
    "c": 0.03114,
    "h": 275
  },
  "luminance": 0.34481
}

Semantic roles & 50–950 ramp

primary

#999EB3

secondary

#D8D7CF

accent

#8A4D99

background

#FBFBFC

surface

#F6F6F8

border

#D0D0D1

text

#111113

muted

#808082

Preview Lab

Preview with #999EB3

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

Preview Lab → · Contrast checker → · Palette generator →