#6551DE#6551DE

#6551DE is a mid, highly saturated blue. Relative luminance 0.139; OKLCH L 53.8% C 0.205 H 283.5°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#6551DE
RGB	rgb(101, 81, 222)
HSL	hsl(249, 68%, 59%)
HSV	hsv(249, 64%, 87%)
CMYK	cmyk(54.5%, 63.5%, 0%, 12.9%)
CIE-LAB	lab(44.12, 45.45, -69.48)
CIE-LCH	lch(44.12, 83.03, 303.19°)
OKLab	oklab(53.75% 0.048 -0.1996)
OKLCH	oklch(53.75% 0.205 283.5)
XYZ	xyz(21.4900, 13.9242, 70.6483)
Luminance	0.1393 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6551DE #CADE51

analogous

#5183DE #6551DE #AC51DE

triadic

#6551DE #DE6551 #51DE65

tetradic

#6551DE #DE5183 #CADE51 #51DEAC

square

#6551DE #DE5183 #CADE51 #51DEAC

split-complementary

#6551DE #DEAC51 #83DE51

monochromatic

#2E1D98 #3E27CB #6551DE #9384E8 #C0B8F2

Accessibility & contrast

On white

5.55

#6551DE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#6551DE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6551DE

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6551DE	#FFFFFF	#000000	##FFFFFF
##6551DE	1.00	5.55	3.79	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DE2

Deuteranopia (green-blind)

#0064DB

Tritanopia (blue-blind)

#2D7490

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #6551de;
/* rgb */ color: rgb(101, 81, 222);
/* oklch */ color: oklch(53.8% 0.205 283.5);

Tailwind

colors: {
  custom: {
    50: '#9b83e9',
    500: '#6551de',
    950: '#000000',
  },
}

SCSS

$custom: #6551de;
$custom-light: #9b83e9;
$custom-dark: #000000;

JSON

{
  "hex": "#6551de",
  "rgb": {
    "r": 101,
    "g": 81,
    "b": 222
  },
  "hsl": {
    "h": 248.511,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.5375,
    "c": 0.20528,
    "h": 283.5
  },
  "luminance": 0.13925
}

Semantic roles & 50–950 ramp

primary

#6551DE

secondary

#D9E1AA

accent

#EB3DD2

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6551DE

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

Preview Lab → · Contrast checker → · Palette generator →