#668ACA#668ACA

#668ACA is a light, moderate blue. Relative luminance 0.253; OKLCH L 63.4% C 0.105 H 261.4°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#668ACA
RGB	rgb(102, 138, 202)
HSL	hsl(218, 49%, 60%)
HSV	hsv(218, 50%, 79%)
CMYK	cmyk(49.5%, 31.7%, 0%, 20.8%)
CIE-LAB	lab(57.33, 5.23, -37.00)
CIE-LCH	lch(57.33, 37.37, 278.05°)
OKLab	oklab(63.37% -0.0157 -0.104)
OKLCH	oklch(63.37% 0.105 261.4)
XYZ	xyz(25.2251, 25.2643, 59.4129)
Luminance	0.2527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668ACA #CAA666

analogous

#66BCCA #668ACA #7466CA

triadic

#668ACA #CA668A #8ACA66

tetradic

#668ACA #CA66BC #CAA666 #66CA74

square

#668ACA #CA66BC #CAA666 #66CA74

split-complementary

#668ACA #CA7466 #BCCA66

monochromatic

#2F4E87 #3E69B4 #668ACA #93ADDA #C1D0E9

Accessibility & contrast

On white

3.47

#668ACA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#668ACA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668ACA

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668ACA	#FFFFFF	#000000	##000000
##668ACA	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#728FCD

Deuteranopia (green-blind)

#6685C9

Tritanopia (blue-blind)

#3A98A1

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #668aca;
/* rgb */ color: rgb(102, 138, 202);
/* oklch */ color: oklch(63.4% 0.105 261.4);

Tailwind

colors: {
  custom: {
    50: '#97abda',
    500: '#668aca',
    950: '#000000',
  },
}

SCSS

$custom: #668aca;
$custom-light: #97abda;
$custom-dark: #000000;

JSON

{
  "hex": "#668aca",
  "rgb": {
    "r": 102,
    "g": 138,
    "b": 202
  },
  "hsl": {
    "h": 218.4,
    "s": 48.544,
    "l": 59.608
  },
  "oklch": {
    "l": 0.63368,
    "c": 0.10515,
    "h": 261.4
  },
  "luminance": 0.25266
}

Semantic roles & 50–950 ramp

primary

#668ACA

secondary

#D9CBB2

accent

#A750D8

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #668ACA

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

Preview Lab → · Contrast checker → · Palette generator →