#666A84#666A84

#666A84 is a mid, muted blue. Relative luminance 0.148; OKLCH L 53.1% C 0.041 H 278.1°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#666A84
RGB	rgb(102, 106, 132)
HSL	hsl(232, 13%, 46%)
HSV	hsv(232, 23%, 52%)
CMYK	cmyk(22.7%, 19.7%, 0%, 48.2%)
CIE-LAB	lab(45.36, 4.51, -14.86)
CIE-LCH	lch(45.36, 15.53, 286.88°)
OKLab	oklab(53.06% 0.0058 -0.0406)
OKLCH	oklch(53.06% 0.041 278.1)
XYZ	xyz(14.7973, 14.7985, 23.9021)
Luminance	0.1480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666A84 #848066

analogous

#667984 #666A84 #716684

triadic

#666A84 #84666A #6A8466

tetradic

#666A84 #846679 #848066 #668471

square

#666A84 #846679 #848066 #668471

split-complementary

#666A84 #847166 #798466

monochromatic

#31333F #4B4E61 #666A84 #868AA1 #A8ABBC

Accessibility & contrast

On white

5.30

#666A84 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#666A84 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666A84

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666A84	#FFFFFF	#000000	##FFFFFF
##666A84	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636C85

Deuteranopia (green-blind)

#616A83

Tritanopia (blue-blind)

#5F6F73

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #666a84;
/* rgb */ color: rgb(102, 106, 132);
/* oklch */ color: oklch(53.1% 0.041 278.1);

Tailwind

colors: {
  custom: {
    50: '#9294a7',
    500: '#666a84',
    950: '#000000',
  },
}

SCSS

$custom: #666a84;
$custom-light: #9294a7;
$custom-dark: #000000;

JSON

{
  "hex": "#666a84",
  "rgb": {
    "r": 102,
    "g": 106,
    "b": 132
  },
  "hsl": {
    "h": 232,
    "s": 12.821,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53057,
    "c": 0.04105,
    "h": 278.1
  },
  "luminance": 0.14799
}

Semantic roles & 50–950 ramp

primary

#666A84

secondary

#ABA99B

accent

#AD72B6

background

#F9F9FA

surface

#F1F1F4

border

#CBCBCE

text

#0D0D0F

muted

#7E7E7F

Preview Lab

Preview with #666A84

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

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