#688EEA#688EEA

#688EEA is a light, vivid blue. Relative luminance 0.282; OKLCH L 66.0% C 0.144 H 265.7°. Best body text is #000000 at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#688EEA
RGB	rgb(104, 142, 234)
HSL	hsl(222, 76%, 66%)
HSV	hsv(222, 56%, 92%)
CMYK	cmyk(55.6%, 39.3%, 0%, 8.2%)
CIE-LAB	lab(60.09, 13.30, -50.53)
CIE-LCH	lch(60.09, 52.25, 284.75°)
OKLab	oklab(66.05% -0.0108 -0.1433)
OKLCH	oklch(66.05% 0.144 265.7)
XYZ	xyz(30.2282, 28.2272, 81.6814)
Luminance	0.2823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688EEA #EAC468

analogous

#68CFEA #688EEA #8368EA

triadic

#688EEA #EA688E #8EEA68

tetradic

#688EEA #EA68CF #EAC468 #68EA83

square

#688EEA #EA68CF #EAC468 #68EA83

split-complementary

#688EEA #EA8368 #CFEA68

monochromatic

#1A4ABD #3266E3 #688EEA #9EB6F1 #D3DEF9

Accessibility & contrast

On white

3.16

#688EEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.65

#688EEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688EEA

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688EEA	#FFFFFF	#000000	##000000
##688EEA	1.00	3.16	6.65	6.65
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.65	21.00	1.00	1.00
##000000	6.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6897EE

Deuteranopia (green-blind)

#578BE8

Tritanopia (blue-blind)

#12A2B1

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #688eea;
/* rgb */ color: rgb(104, 142, 234);
/* oklch */ color: oklch(66.0% 0.144 265.7);

Tailwind

colors: {
  custom: {
    50: '#9caef1',
    500: '#688eea',
    950: '#000000',
  },
}

SCSS

$custom: #688eea;
$custom-light: #9caef1;
$custom-dark: #000000;

JSON

{
  "hex": "#688eea",
  "rgb": {
    "r": 104,
    "g": 142,
    "b": 234
  },
  "hsl": {
    "h": 222.462,
    "s": 75.581,
    "l": 66.275
  },
  "oklch": {
    "l": 0.6605,
    "c": 0.14376,
    "h": 265.7
  },
  "luminance": 0.2823
}

Semantic roles & 50–950 ramp

primary

#688EEA

secondary

#ECE0C2

accent

#9D0ED8

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688EEA

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

Preview Lab → · Contrast checker → · Palette generator →