#6378ED#6378ED

#6378ED is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.6% C 0.176 H 272.5°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#6378ED
RGB	rgb(99, 120, 237)
HSL	hsl(231, 79%, 66%)
HSV	hsv(231, 58%, 93%)
CMYK	cmyk(58.2%, 49.4%, 0%, 7.1%)
CIE-LAB	lab(54.24, 26.52, -61.57)
CIE-LCH	lch(54.24, 67.04, 293.30°)
OKLab	oklab(61.55% 0.0078 -0.1761)
OKLCH	oklch(61.55% 0.176 272.5)
XYZ	xyz(27.1431, 22.1979, 82.9586)
Luminance	0.2220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6378ED #EDD863

analogous

#63BDED #6378ED #9363ED

triadic

#6378ED #ED6378 #78ED63

tetradic

#6378ED #ED63BD #EDD863 #63ED93

square

#6378ED #ED63BD #EDD863 #63ED93

split-complementary

#6378ED #ED9363 #BDED63

monochromatic

#1630C0 #2C49E7 #6378ED #9AA7F3 #D1D7FA

Accessibility & contrast

On white

3.86

#6378ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#6378ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6378ED

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6378ED	#FFFFFF	#000000	##000000
##6378ED	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B88F1

Deuteranopia (green-blind)

#207CEB

Tritanopia (blue-blind)

#0093A7

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #6378ed;
/* rgb */ color: rgb(99, 120, 237);
/* oklch */ color: oklch(61.6% 0.176 272.5);

Tailwind

colors: {
  custom: {
    50: '#9a9ef3',
    500: '#6378ed',
    950: '#000000',
  },
}

SCSS

$custom: #6378ed;
$custom-light: #9a9ef3;
$custom-dark: #000000;

JSON

{
  "hex": "#6378ed",
  "rgb": {
    "r": 99,
    "g": 120,
    "b": 237
  },
  "hsl": {
    "h": 230.87,
    "s": 79.31,
    "l": 65.882
  },
  "oklch": {
    "l": 0.61552,
    "c": 0.17626,
    "h": 272.5
  },
  "luminance": 0.222
}

Semantic roles & 50–950 ramp

primary

#6378ED

secondary

#EDE6BF

accent

#BC0ADC

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #6378ED

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

Preview Lab → · Contrast checker → · Palette generator →