#667DFF#667DFF

#667DFF is a light, vivid blue. Relative luminance 0.247; OKLCH L 63.9% C 0.193 H 272.2°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#667DFF
RGB	rgb(102, 125, 255)
HSL	hsl(231, 100%, 70%)
HSV	hsv(231, 60%, 100%)
CMYK	cmyk(60%, 51%, 0%, 0%)
CIE-LAB	lab(56.79, 29.89, -67.42)
CIE-LCH	lch(56.79, 73.75, 293.91°)
OKLab	oklab(63.89% 0.0076 -0.1932)
OKLCH	oklch(63.89% 0.193 272.2)
XYZ	xyz(30.8571, 24.7095, 97.7317)
Luminance	0.2471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#667DFF #FFE866

analogous

#66CAFF #667DFF #9B66FF

triadic

#667DFF #FF667D #7DFF66

tetradic

#667DFF #FF66CA #FFE866 #66FF9B

square

#667DFF #FF66CA #FFE866 #66FF9B

split-complementary

#667DFF #FF9B66 #CAFF66

monochromatic

#0023EB #2949FF #667DFF #A3B1FF #E0E5FF

Accessibility & contrast

On white

3.53

#667DFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#667DFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #667DFF

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##667DFF	#FFFFFF	#000000	##000000
##667DFF	1.00	3.53	5.94	5.94
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#318FFF

Deuteranopia (green-blind)

#0082FC

Tritanopia (blue-blind)

#009BB2

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #667dff;
/* rgb */ color: rgb(102, 125, 255);
/* oklch */ color: oklch(63.9% 0.193 272.2);

Tailwind

colors: {
  custom: {
    50: '#9ea2ff',
    500: '#667dff',
    950: '#000000',
  },
}

SCSS

$custom: #667dff;
$custom-light: #9ea2ff;
$custom-dark: #000000;

JSON

{
  "hex": "#667dff",
  "rgb": {
    "r": 102,
    "g": 125,
    "b": 255
  },
  "hsl": {
    "h": 230.98,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.63888,
    "c": 0.19333,
    "h": 272.2
  },
  "luminance": 0.24712
}

Semantic roles & 50–950 ramp

primary

#667DFF

secondary

#F6EFCB

accent

#C300E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#100F18

muted

#7F7E86

Preview Lab

Preview with #667DFF

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

Preview Lab → · Contrast checker → · Palette generator →