#6659EB#6659EB

#6659EB is a mid, highly saturated blue. Relative luminance 0.160; OKLCH L 56.1% C 0.212 H 281.1°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#6659EB
RGB	rgb(102, 89, 235)
HSL	hsl(245, 78%, 64%)
HSV	hsv(245, 62%, 92%)
CMYK	cmyk(56.6%, 62.1%, 0%, 7.8%)
CIE-LAB	lab(46.93, 44.97, -72.27)
CIE-LCH	lch(46.93, 85.12, 301.89°)
OKLab	oklab(56.12% 0.0409 -0.2077)
OKLCH	oklch(56.12% 0.212 281.1)
XYZ	xyz(24.0426, 15.9661, 80.3960)
Luminance	0.1597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6659EB #DEEB59

analogous

#5995EB #6659EB #AF59EB

triadic

#6659EB #EB6659 #59EB66

tetradic

#6659EB #EB5995 #DEEB59 #59EBAF

square

#6659EB #EB5995 #DEEB59 #59EBAF

split-complementary

#6659EB #EBAF59 #95EB59

monochromatic

#2416B4 #3422E4 #6659EB #9890F2 #CBC6F8

Accessibility & contrast

On white

5.01

#6659EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#6659EB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6659EB

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6659EB	#FFFFFF	#000000	##FFFFFF
##6659EB	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074F0

Deuteranopia (green-blind)

#006AE8

Tritanopia (blue-blind)

#1A7D9A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6659eb;
/* rgb */ color: rgb(102, 89, 235);
/* oklch */ color: oklch(56.1% 0.212 281.1);

Tailwind

colors: {
  custom: {
    50: '#9d89f2',
    500: '#6659eb',
    950: '#000000',
  },
}

SCSS

$custom: #6659eb;
$custom-light: #9d89f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6659eb",
  "rgb": {
    "r": 102,
    "g": 89,
    "b": 235
  },
  "hsl": {
    "h": 245.342,
    "s": 78.495,
    "l": 63.529
  },
  "oklch": {
    "l": 0.56124,
    "c": 0.2117,
    "h": 281.1
  },
  "luminance": 0.15968
}

Semantic roles & 50–950 ramp

primary

#6659EB

secondary

#E5EAB6

accent

#DB0BC8

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6659EB

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

Preview Lab → · Contrast checker → · Palette generator →