#668AC0#668AC0

#668AC0 is a light, moderate blue. Relative luminance 0.248; OKLCH L 62.9% C 0.092 H 258.3°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#668AC0
RGB	rgb(102, 138, 192)
HSL	hsl(216, 42%, 58%)
HSV	hsv(216, 47%, 75%)
CMYK	cmyk(46.9%, 28.1%, 0%, 24.7%)
CIE-LAB	lab(56.89, 2.21, -32.03)
CIE-LCH	lch(56.89, 32.11, 273.95°)
OKLab	oklab(62.87% -0.0186 -0.0896)
OKLCH	oklch(62.87% 0.092 258.3)
XYZ	xyz(24.0792, 24.8059, 53.3781)
Luminance	0.2481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668AC0 #C09C66

analogous

#66B7C0 #668AC0 #6F66C0

triadic

#668AC0 #C0668A #8AC066

tetradic

#668AC0 #C066B7 #C09C66 #66C06F

square

#668AC0 #C066B7 #C09C66 #66C06F

split-complementary

#668AC0 #C06F66 #B7C066

monochromatic

#324F7A #446BA5 #668AC0 #91ABD2 #BDCCE4

Accessibility & contrast

On white

3.52

#668AC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#668AC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668AC0

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668AC0	#FFFFFF	#000000	##000000
##668AC0	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#768DC2

Deuteranopia (green-blind)

#6B85BF

Tritanopia (blue-blind)

#41969D

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #668ac0;
/* rgb */ color: rgb(102, 138, 192);
/* oklch */ color: oklch(62.9% 0.092 258.3);

Tailwind

colors: {
  custom: {
    50: '#96acd3',
    500: '#668ac0',
    950: '#000000',
  },
}

SCSS

$custom: #668ac0;
$custom-light: #96acd3;
$custom-dark: #000000;

JSON

{
  "hex": "#668ac0",
  "rgb": {
    "r": 102,
    "g": 138,
    "b": 192
  },
  "hsl": {
    "h": 216,
    "s": 41.667,
    "l": 57.647
  },
  "oklch": {
    "l": 0.62873,
    "c": 0.09153,
    "h": 258.3
  },
  "luminance": 0.24808
}

Semantic roles & 50–950 ramp

primary

#668AC0

secondary

#D3C5AF

accent

#A056D1

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E1014

muted

#7E7F82

Preview Lab

Preview with #668AC0

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

Preview Lab → · Contrast checker → · Palette generator →