#688CF5#688CF5

#688CF5 is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.3% C 0.161 H 267.6°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#688CF5
RGB	rgb(104, 140, 245)
HSL	hsl(225, 88%, 68%)
HSV	hsv(225, 58%, 96%)
CMYK	cmyk(57.6%, 42.9%, 0%, 3.9%)
CIE-LAB	lab(60.15, 18.02, -56.52)
CIE-LCH	lch(60.15, 59.32, 287.68°)
OKLab	oklab(66.28% -0.0066 -0.1609)
OKLCH	oklch(66.28% 0.161 267.6)
XYZ	xyz(31.5629, 28.2893, 90.1656)
Luminance	0.2829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688CF5 #F5D168

analogous

#68D2F5 #688CF5 #8A68F5

triadic

#688CF5 #F5688C #8CF568

tetradic

#688CF5 #F568D2 #F5D168 #68F58A

square

#688CF5 #F568D2 #F5D168 #68F58A

split-complementary

#688CF5 #F58A68 #D2F568

monochromatic

#0E41D5 #2F60F1 #688CF5 #A1B8F9 #DBE3FD

Accessibility & contrast

On white

3.15

#688CF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#688CF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688CF5

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688CF5	#FFFFFF	#000000	##000000
##688CF5	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D98F9

Deuteranopia (green-blind)

#4A8BF3

Tritanopia (blue-blind)

#00A3B5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #688cf5;
/* rgb */ color: rgb(104, 140, 245);
/* oklch */ color: oklch(66.3% 0.161 267.6);

Tailwind

colors: {
  custom: {
    50: '#9dadf9',
    500: '#688cf5',
    950: '#000000',
  },
}

SCSS

$custom: #688cf5;
$custom-light: #9dadf9;
$custom-dark: #000000;

JSON

{
  "hex": "#688cf5",
  "rgb": {
    "r": 104,
    "g": 140,
    "b": 245
  },
  "hsl": {
    "h": 224.681,
    "s": 87.578,
    "l": 68.431
  },
  "oklch": {
    "l": 0.66283,
    "c": 0.16106,
    "h": 267.6
  },
  "luminance": 0.28292
}

Semantic roles & 50–950 ramp

primary

#688CF5

secondary

#F2E7C7

accent

#AA01E4

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688CF5

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

Preview Lab → · Contrast checker → · Palette generator →