#688DF4#688DF4

#688DF4 is a light, vivid blue. Relative luminance 0.285; OKLCH L 66.4% C 0.159 H 267.2°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#688DF4
RGB	rgb(104, 141, 244)
HSL	hsl(224, 86%, 68%)
HSV	hsv(224, 57%, 96%)
CMYK	cmyk(57.4%, 42.2%, 0%, 4.3%)
CIE-LAB	lab(60.36, 17.10, -55.64)
CIE-LCH	lch(60.36, 58.21, 287.08°)
OKLab	oklab(66.43% -0.0078 -0.1583)
OKLCH	oklch(66.43% 0.159 267.2)
XYZ	xyz(31.5574, 28.5219, 89.4127)
Luminance	0.2852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688DF4 #F4CF68

analogous

#68D3F4 #688DF4 #8968F4

triadic

#688DF4 #F4688D #8DF468

tetradic

#688DF4 #F468D3 #F4CF68 #68F489

square

#688DF4 #F468D3 #F4CF68 #68F489

split-complementary

#688DF4 #F48968 #D3F468

monochromatic

#0F43D2 #2F62F0 #688DF4 #A1B8F8 #DAE3FC

Accessibility & contrast

On white

3.13

#688DF4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#688DF4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688DF4

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688DF4	#FFFFFF	#000000	##000000
##688DF4	1.00	3.13	6.70	6.70
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6098F8

Deuteranopia (green-blind)

#4D8CF2

Tritanopia (blue-blind)

#00A4B5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #688df4;
/* rgb */ color: rgb(104, 141, 244);
/* oklch */ color: oklch(66.4% 0.159 267.2);

Tailwind

colors: {
  custom: {
    50: '#9dadf8',
    500: '#688df4',
    950: '#000000',
  },
}

SCSS

$custom: #688df4;
$custom-light: #9dadf8;
$custom-dark: #000000;

JSON

{
  "hex": "#688df4",
  "rgb": {
    "r": 104,
    "g": 141,
    "b": 244
  },
  "hsl": {
    "h": 224.143,
    "s": 86.42,
    "l": 68.235
  },
  "oklch": {
    "l": 0.66425,
    "c": 0.15851,
    "h": 267.2
  },
  "luminance": 0.28524
}

Semantic roles & 50–950 ramp

primary

#688DF4

secondary

#F1E6C7

accent

#A803E3

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688DF4

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

Preview Lab → · Contrast checker → · Palette generator →