#688EF8#688EF8

#688EF8 is a light, vivid blue. Relative luminance 0.291; OKLCH L 66.9% C 0.163 H 267.1°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#688EF8
RGB	rgb(104, 142, 248)
HSL	hsl(224, 91%, 69%)
HSV	hsv(224, 58%, 97%)
CMYK	cmyk(58.1%, 42.7%, 0%, 2.7%)
CIE-LAB	lab(60.84, 17.79, -57.07)
CIE-LCH	lch(60.84, 59.78, 287.31°)
OKLab	oklab(66.86% -0.0082 -0.1625)
OKLCH	oklch(66.86% 0.163 267.1)
XYZ	xyz(32.3195, 29.0637, 92.6954)
Luminance	0.2907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688EF8 #F8D268

analogous

#68D6F8 #688EF8 #8A68F8

triadic

#688EF8 #F8688E #8EF868

tetradic

#688EF8 #F868D6 #F8D268 #68F88A

square

#688EF8 #F868D6 #F8D268 #68F88A

split-complementary

#688EF8 #F88A68 #D6F868

monochromatic

#0A41DB #2E62F5 #688EF8 #A2BAFB #DDE6FD

Accessibility & contrast

On white

3.08

#688EF8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#688EF8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688EF8

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688EF8	#FFFFFF	#000000	##000000
##688EF8	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F9AFC

Deuteranopia (green-blind)

#4B8DF6

Tritanopia (blue-blind)

#00A6B7

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #688ef8;
/* rgb */ color: rgb(104, 142, 248);
/* oklch */ color: oklch(66.9% 0.163 267.1);

Tailwind

colors: {
  custom: {
    50: '#9eaefb',
    500: '#688ef8',
    950: '#000000',
  },
}

SCSS

$custom: #688ef8;
$custom-light: #9eaefb;
$custom-dark: #000000;

JSON

{
  "hex": "#688ef8",
  "rgb": {
    "r": 104,
    "g": 142,
    "b": 248
  },
  "hsl": {
    "h": 224.167,
    "s": 91.139,
    "l": 69.02
  },
  "oklch": {
    "l": 0.66864,
    "c": 0.16273,
    "h": 267.1
  },
  "luminance": 0.29066
}

Semantic roles & 50–950 ramp

primary

#688EF8

secondary

#F3E8C9

accent

#A900E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688EF8

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

Preview Lab → · Contrast checker → · Palette generator →