#6A66EB#6A66EB

#6A66EB is a mid, vivid blue. Relative luminance 0.186; OKLCH L 58.6% C 0.195 H 279.9°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#6A66EB
RGB	rgb(106, 102, 235)
HSL	hsl(242, 77%, 66%)
HSV	hsv(242, 57%, 92%)
CMYK	cmyk(54.9%, 56.6%, 0%, 7.8%)
CIE-LAB	lab(50.17, 38.04, -66.99)
CIE-LCH	lch(50.17, 77.03, 299.59°)
OKLab	oklab(58.59% 0.0334 -0.192)
OKLCH	oklch(58.59% 0.195 279.9)
XYZ	xyz(25.6859, 18.5634, 80.8107)
Luminance	0.1857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6A66EB #E7EB66

analogous

#66A4EB #6A66EB #AD66EB

triadic

#6A66EB #EB6A66 #66EB6A

tetradic

#6A66EB #EB66A4 #E7EB66 #66EBAD

square

#6A66EB #EB66A4 #E7EB66 #66EBAD

split-complementary

#6A66EB #EBAD66 #A4EB66

monochromatic

#1E19BE #3530E4 #6A66EB #9F9CF2 #D3D2F9

Accessibility & contrast

On white

4.46

#6A66EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#6A66EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6A66EB

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6A66EB	#FFFFFF	#000000	##000000
##6A66EB	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007DEF

Deuteranopia (green-blind)

#0072E8

Tritanopia (blue-blind)

#29859F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #6a66eb;
/* rgb */ color: rgb(106, 102, 235);
/* oklch */ color: oklch(58.6% 0.195 279.9);

Tailwind

colors: {
  custom: {
    50: '#9f92f2',
    500: '#6a66eb',
    950: '#000000',
  },
}

SCSS

$custom: #6a66eb;
$custom-light: #9f92f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6a66eb",
  "rgb": {
    "r": 106,
    "g": 102,
    "b": 235
  },
  "hsl": {
    "h": 241.805,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.58585,
    "c": 0.19489,
    "h": 279.9
  },
  "luminance": 0.18565
}

Semantic roles & 50–950 ramp

primary

#6A66EB

secondary

#EBECC1

accent

#D90CD3

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#100D17

muted

#7F7D85

Preview Lab

Preview with #6A66EB

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

Preview Lab → · Contrast checker → · Palette generator →