#688EF4#688EF4

#688EF4 is a light, vivid blue. Relative luminance 0.288; OKLCH L 66.6% C 0.157 H 266.8°. Best body text is #000000 at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#688EF4
RGB	rgb(104, 142, 244)
HSL	hsl(224, 86%, 68%)
HSV	hsv(224, 57%, 96%)
CMYK	cmyk(57.4%, 41.8%, 0%, 4.3%)
CIE-LAB	lab(60.62, 16.50, -55.22)
CIE-LCH	lch(60.62, 57.63, 286.64°)
OKLab	oklab(66.63% -0.0089 -0.1571)
OKLCH	oklch(66.63% 0.157 266.8)
XYZ	xyz(31.7055, 28.8182, 89.4621)
Luminance	0.2882 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688EF4 #F4CE68

analogous

#68D4F4 #688EF4 #8868F4

triadic

#688EF4 #F4688E #8EF468

tetradic

#688EF4 #F468D4 #F4CE68 #68F488

square

#688EF4 #F468D4 #F4CE68 #68F488

split-complementary

#688EF4 #F48868 #D4F468

monochromatic

#0F44D2 #2F63F0 #688EF4 #A1B9F8 #DAE3FC

Accessibility & contrast

On white

3.10

#688EF4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.76

#688EF4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688EF4

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688EF4	#FFFFFF	#000000	##000000
##688EF4	1.00	3.10	6.76	6.76
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.76	21.00	1.00	1.00
##000000	6.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6199F8

Deuteranopia (green-blind)

#4F8CF2

Tritanopia (blue-blind)

#00A5B5

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #688ef4;
/* rgb */ color: rgb(104, 142, 244);
/* oklch */ color: oklch(66.6% 0.157 266.8);

Tailwind

colors: {
  custom: {
    50: '#9daef8',
    500: '#688ef4',
    950: '#000000',
  },
}

SCSS

$custom: #688ef4;
$custom-light: #9daef8;
$custom-dark: #000000;

JSON

{
  "hex": "#688ef4",
  "rgb": {
    "r": 104,
    "g": 142,
    "b": 244
  },
  "hsl": {
    "h": 223.714,
    "s": 86.42,
    "l": 68.235
  },
  "oklch": {
    "l": 0.66627,
    "c": 0.15733,
    "h": 266.8
  },
  "luminance": 0.28821
}

Semantic roles & 50–950 ramp

primary

#688EF4

secondary

#F1E6C7

accent

#A603E3

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688EF4

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

Preview Lab → · Contrast checker → · Palette generator →