#6351DB#6351DB

#6351DB is a mid, highly saturated blue. Relative luminance 0.137; OKLCH L 53.3% C 0.202 H 283.1°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#6351DB
RGB	rgb(99, 81, 219)
HSL	hsl(248, 66%, 59%)
HSV	hsv(248, 63%, 86%)
CMYK	cmyk(54.8%, 63%, 0%, 14.1%)
CIE-LAB	lab(43.73, 44.20, -68.43)
CIE-LCH	lch(43.73, 81.46, 302.86°)
OKLab	oklab(53.35% 0.0457 -0.1965)
OKLCH	oklch(53.35% 0.202 283.1)
XYZ	xyz(20.8703, 13.6507, 68.5392)
Luminance	0.1365 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6351DB #C9DB51

analogous

#5184DB #6351DB #A851DB

triadic

#6351DB #DB6351 #51DB63

tetradic

#6351DB #DB5184 #C9DB51 #51DBA8

square

#6351DB #DB5184 #C9DB51 #51DBA8

split-complementary

#6351DB #DBA851 #84DB51

monochromatic

#2E1E93 #3D29C6 #6351DB #9084E5 #BEB6F0

Accessibility & contrast

On white

5.63

#6351DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#6351DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6351DB

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6351DB	#FFFFFF	#000000	##FFFFFF
##6351DB	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDF

Deuteranopia (green-blind)

#0063D8

Tritanopia (blue-blind)

#2B738F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #6351db;
/* rgb */ color: rgb(99, 81, 219);
/* oklch */ color: oklch(53.3% 0.202 283.1);

Tailwind

colors: {
  custom: {
    50: '#9a83e7',
    500: '#6351db',
    950: '#000000',
  },
}

SCSS

$custom: #6351db;
$custom-light: #9a83e7;
$custom-dark: #000000;

JSON

{
  "hex": "#6351db",
  "rgb": {
    "r": 99,
    "g": 81,
    "b": 219
  },
  "hsl": {
    "h": 247.826,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.53348,
    "c": 0.20178,
    "h": 283.1
  },
  "luminance": 0.13652
}

Semantic roles & 50–950 ramp

primary

#6351DB

secondary

#D8DFA9

accent

#E93FD3

background

#FAF8FE

surface

#F3EFFD

border

#CDCAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6351DB

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

Preview Lab → · Contrast checker → · Palette generator →