#688EED#688EED

#688EED is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.2% C 0.148 H 266.0°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#688EED
RGB	rgb(104, 142, 237)
HSL	hsl(223, 79%, 67%)
HSV	hsv(223, 56%, 93%)
CMYK	cmyk(56.1%, 40.1%, 0%, 7.1%)
CIE-LAB	lab(60.25, 14.26, -51.94)
CIE-LCH	lch(60.25, 53.87, 285.35°)
OKLab	oklab(66.22% -0.0102 -0.1475)
OKLCH	oklch(66.22% 0.148 266)
XYZ	xyz(30.6628, 28.4011, 83.9705)
Luminance	0.2840 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688EED #EDC768

analogous

#68D1ED #688EED #8568ED

triadic

#688EED #ED688E #8EED68

tetradic

#688EED #ED68D1 #EDC768 #68ED85

square

#688EED #ED68D1 #EDC768 #68ED85

split-complementary

#688EED #ED8568 #D1ED68

monochromatic

#1748C3 #3165E6 #688EED #9FB7F4 #D5E0FA

Accessibility & contrast

On white

3.14

#688EED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#688EED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688EED

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688EED	#FFFFFF	#000000	##000000
##688EED	1.00	3.14	6.68	6.68
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6698F1

Deuteranopia (green-blind)

#558CEB

Tritanopia (blue-blind)

#05A3B2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #688eed;
/* rgb */ color: rgb(104, 142, 237);
/* oklch */ color: oklch(66.2% 0.148 266.0);

Tailwind

colors: {
  custom: {
    50: '#9caef3',
    500: '#688eed',
    950: '#000000',
  },
}

SCSS

$custom: #688eed;
$custom-light: #9caef3;
$custom-dark: #000000;

JSON

{
  "hex": "#688eed",
  "rgb": {
    "r": 104,
    "g": 142,
    "b": 237
  },
  "hsl": {
    "h": 222.857,
    "s": 78.698,
    "l": 66.863
  },
  "oklch": {
    "l": 0.66221,
    "c": 0.14783,
    "h": 266
  },
  "luminance": 0.28403
}

Semantic roles & 50–950 ramp

primary

#688EED

secondary

#EEE2C3

accent

#9F0BDB

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688EED

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

Preview Lab → · Contrast checker → · Palette generator →