#688AFF#688AFF

#688AFF is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.5% C 0.177 H 269.0°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#688AFF
RGB	rgb(104, 138, 255)
HSL	hsl(226, 100%, 70%)
HSV	hsv(226, 59%, 100%)
CMYK	cmyk(59.2%, 45.9%, 0%, 0%)
CIE-LAB	lab(60.19, 22.44, -61.95)
CIE-LCH	lch(60.19, 65.89, 289.91°)
OKLab	oklab(66.5% -0.0031 -0.1769)
OKLCH	oklch(66.5% 0.177 269)
XYZ	xyz(32.8413, 28.3373, 98.3273)
Luminance	0.2834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688AFF #FFDD68

analogous

#68D5FF #688AFF #9168FF

triadic

#688AFF #FF688A #8AFF68

tetradic

#688AFF #FF68D5 #FFDD68 #68FF91

square

#688AFF #FF68D5 #FFDD68 #68FF91

split-complementary

#688AFF #FF9168 #D5FF68

monochromatic

#0035ED #2B5BFF #688AFF #A5B9FF #E0E7FF

Accessibility & contrast

On white

3.15

#688AFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#688AFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688AFF

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688AFF	#FFFFFF	#000000	##000000
##688AFF	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5298FF

Deuteranopia (green-blind)

#3A8BFD

Tritanopia (blue-blind)

#00A4B8

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #688aff;
/* rgb */ color: rgb(104, 138, 255);
/* oklch */ color: oklch(66.5% 0.177 269.0);

Tailwind

colors: {
  custom: {
    50: '#9fabff',
    500: '#688aff',
    950: '#000000',
  },
}

SCSS

$custom: #688aff;
$custom-light: #9fabff;
$custom-dark: #000000;

JSON

{
  "hex": "#688aff",
  "rgb": {
    "r": 104,
    "g": 138,
    "b": 255
  },
  "hsl": {
    "h": 226.49,
    "s": 100,
    "l": 70.392
  },
  "oklch": {
    "l": 0.66497,
    "c": 0.17692,
    "h": 269
  },
  "luminance": 0.2834
}

Semantic roles & 50–950 ramp

primary

#688AFF

secondary

#F6EDCD

accent

#B200E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#101018

muted

#7F7F86

Preview Lab

Preview with #688AFF

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

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