#666376#666376

#666376 is a mid, muted blue. Relative luminance 0.131; OKLCH L 50.9% C 0.030 H 292.5°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#666376
RGB	rgb(102, 99, 118)
HSL	hsl(249, 9%, 43%)
HSV	hsv(249, 16%, 46%)
CMYK	cmyk(13.6%, 16.1%, 0%, 53.7%)
CIE-LAB	lab(42.85, 5.34, -10.22)
CIE-LCH	lch(42.85, 11.53, 297.60°)
OKLab	oklab(50.93% 0.0115 -0.0277)
OKLCH	oklch(50.93% 0.03 292.5)
XYZ	xyz(13.2107, 13.0564, 18.9602)
Luminance	0.1306 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666376 #737663

analogous

#636976 #666376 #706376

triadic

#666376 #766663 #637666

tetradic

#666376 #766369 #737663 #637670

square

#666376 #766369 #737663 #637670

split-complementary

#666376 #767063 #697663

monochromatic

#2C2B33 #494755 #666376 #848195 #A5A2B1

Accessibility & contrast

On white

5.82

#666376 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#666376 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666376

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666376	#FFFFFF	#000000	##FFFFFF
##666376	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F6577

Deuteranopia (green-blind)

#5F6575

Tritanopia (blue-blind)

#636669

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #666376;
/* rgb */ color: rgb(102, 99, 118);
/* oklch */ color: oklch(50.9% 0.030 292.5);

Tailwind

colors: {
  custom: {
    50: '#918f9d',
    500: '#666376',
    950: '#000000',
  },
}

SCSS

$custom: #666376;
$custom-light: #918f9d;
$custom-dark: #000000;

JSON

{
  "hex": "#666376",
  "rgb": {
    "r": 102,
    "g": 99,
    "b": 118
  },
  "hsl": {
    "h": 249.474,
    "s": 8.756,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50931,
    "c": 0.02997,
    "h": 292.5
  },
  "luminance": 0.13056
}

Semantic roles & 50–950 ramp

primary

#666376

secondary

#9FA194

accent

#B276A8

background

#F8F8F9

surface

#F0F0F2

border

#CBCBCC

text

#0C0C0E

muted

#7D7D7E

Preview Lab

Preview with #666376

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

Preview Lab → · Contrast checker → · Palette generator →