#668ECB#668ECB

#668ECB is a light, moderate blue. Relative luminance 0.265; OKLCH L 64.3% C 0.102 H 258.6°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#668ECB
RGB	rgb(102, 142, 203)
HSL	hsl(216, 49%, 60%)
HSV	hsv(216, 50%, 80%)
CMYK	cmyk(49.8%, 30%, 0%, 20.4%)
CIE-LAB	lab(58.49, 3.20, -35.75)
CIE-LCH	lch(58.49, 35.89, 275.11°)
OKLab	oklab(64.29% -0.0202 -0.1003)
OKLCH	oklch(64.29% 0.102 258.6)
XYZ	xyz(25.9284, 26.4808, 60.2333)
Luminance	0.2648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668ECB #CBA366

analogous

#66C0CB #668ECB #7166CB

triadic

#668ECB #CB668E #8ECB66

tetradic

#668ECB #CB66C0 #CBA366 #66CB71

square

#668ECB #CB66C0 #CBA366 #66CB71

split-complementary

#668ECB #CB7166 #C0CB66

monochromatic

#2E5288 #3E6DB6 #668ECB #94B0DB #C1D1EA

Accessibility & contrast

On white

3.34

#668ECB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#668ECB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668ECB

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668ECB	#FFFFFF	#000000	##000000
##668ECB	1.00	3.34	6.30	6.30
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7692CE

Deuteranopia (green-blind)

#6A88CA

Tritanopia (blue-blind)

#389BA4

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #668ecb;
/* rgb */ color: rgb(102, 142, 203);
/* oklch */ color: oklch(64.3% 0.102 258.6);

Tailwind

colors: {
  custom: {
    50: '#97aedb',
    500: '#668ecb',
    950: '#000000',
  },
}

SCSS

$custom: #668ecb;
$custom-light: #97aedb;
$custom-dark: #000000;

JSON

{
  "hex": "#668ecb",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 203
  },
  "hsl": {
    "h": 216.238,
    "s": 49.268,
    "l": 59.804
  },
  "oklch": {
    "l": 0.64287,
    "c": 0.10236,
    "h": 258.6
  },
  "luminance": 0.26483
}

Semantic roles & 50–950 ramp

primary

#668ECB

secondary

#DACAB3

accent

#A24FD9

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #668ECB

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

Preview Lab → · Contrast checker → · Palette generator →