#668DFA#668DFA

#668DFA is a light, vivid blue. Relative luminance 0.288; OKLCH L 66.7% C 0.167 H 267.0°. Best body text is #000000 at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#668DFA
RGB	rgb(102, 141, 250)
HSL	hsl(224, 94%, 69%)
HSV	hsv(224, 59%, 98%)
CMYK	cmyk(59.2%, 43.6%, 0%, 2%)
CIE-LAB	lab(60.58, 18.66, -58.59)
CIE-LCH	lch(60.58, 61.49, 287.67°)
OKLab	oklab(66.68% -0.0087 -0.167)
OKLCH	oklch(66.68% 0.167 267)
XYZ	xyz(32.2538, 28.7740, 94.2782)
Luminance	0.2878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668DFA #FAD366

analogous

#66D7FA #668DFA #8966FA

triadic

#668DFA #FA668D #8DFA66

tetradic

#668DFA #FA66D7 #FAD366 #66FA89

square

#668DFA #FA66D7 #FAD366 #66FA89

split-complementary

#668DFA #FA8966 #D7FA66

monochromatic

#0740DE #2B61F8 #668DFA #A1B9FC #DDE5FE

Accessibility & contrast

On white

3.11

#668DFA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.76

#668DFA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668DFA

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668DFA	#FFFFFF	#000000	##000000
##668DFA	1.00	3.11	6.76	6.76
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.76	21.00	1.00	1.00
##000000	6.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B99FE

Deuteranopia (green-blind)

#458CF8

Tritanopia (blue-blind)

#00A5B7

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #668dfa;
/* rgb */ color: rgb(102, 141, 250);
/* oklch */ color: oklch(66.7% 0.167 267.0);

Tailwind

colors: {
  custom: {
    50: '#9dadfc',
    500: '#668dfa',
    950: '#000000',
  },
}

SCSS

$custom: #668dfa;
$custom-light: #9dadfc;
$custom-dark: #000000;

JSON

{
  "hex": "#668dfa",
  "rgb": {
    "r": 102,
    "g": 141,
    "b": 250
  },
  "hsl": {
    "h": 224.189,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.66676,
    "c": 0.16725,
    "h": 267
  },
  "luminance": 0.28777
}

Semantic roles & 50–950 ramp

primary

#668DFA

secondary

#F4E8C8

accent

#A900E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #668DFA

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

Preview Lab → · Contrast checker → · Palette generator →