#688AF2#688AF2

#688AF2 is a light, vivid blue. Relative luminance 0.275; OKLCH L 65.7% C 0.159 H 268.2°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#688AF2
RGB	rgb(104, 138, 242)
HSL	hsl(225, 84%, 68%)
HSV	hsv(225, 57%, 95%)
CMYK	cmyk(57%, 43%, 0%, 5.1%)
CIE-LAB	lab(59.46, 18.24, -55.96)
CIE-LCH	lch(59.46, 58.86, 288.05°)
OKLab	oklab(65.7% -0.005 -0.1593)
OKLCH	oklch(65.7% 0.159 268.2)
XYZ	xyz(30.8190, 27.5284, 87.6766)
Luminance	0.2753 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688AF2 #F2D068

analogous

#68CFF2 #688AF2 #8B68F2

triadic

#688AF2 #F2688A #8AF268

tetradic

#688AF2 #F268CF #F2D068 #68F28B

square

#688AF2 #F268CF #F2D068 #68F28B

split-complementary

#688AF2 #F28B68 #CFF268

monochromatic

#1240CE #305EED #688AF2 #A0B6F7 #D9E1FC

Accessibility & contrast

On white

3.23

#688AF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.51

#688AF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688AF2

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688AF2	#FFFFFF	#000000	##000000
##688AF2	1.00	3.23	6.51	6.51
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.51	21.00	1.00	1.00
##000000	6.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C96F6

Deuteranopia (green-blind)

#4989F0

Tritanopia (blue-blind)

#00A1B2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #688af2;
/* rgb */ color: rgb(104, 138, 242);
/* oklch */ color: oklch(65.7% 0.159 268.2);

Tailwind

colors: {
  custom: {
    50: '#9dabf7',
    500: '#688af2',
    950: '#000000',
  },
}

SCSS

$custom: #688af2;
$custom-light: #9dabf7;
$custom-dark: #000000;

JSON

{
  "hex": "#688af2",
  "rgb": {
    "r": 104,
    "g": 138,
    "b": 242
  },
  "hsl": {
    "h": 225.217,
    "s": 84.146,
    "l": 67.843
  },
  "oklch": {
    "l": 0.65701,
    "c": 0.15939,
    "h": 268.2
  },
  "luminance": 0.27531
}

Semantic roles & 50–950 ramp

primary

#688AF2

secondary

#F0E6C6

accent

#AA05E1

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688AF2

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

Preview Lab → · Contrast checker → · Palette generator →