#688ECB#688ECB

#688ECB is a light, moderate blue. Relative luminance 0.266; OKLCH L 64.4% C 0.101 H 259.6°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#688ECB
RGB	rgb(104, 142, 203)
HSL	hsl(217, 49%, 60%)
HSV	hsv(217, 49%, 80%)
CMYK	cmyk(48.8%, 30%, 0%, 20.4%)
CIE-LAB	lab(58.60, 3.67, -35.57)
CIE-LCH	lch(58.60, 35.76, 275.90°)
OKLab	oklab(64.4% -0.0184 -0.0998)
OKLCH	oklch(64.4% 0.101 259.6)
XYZ	xyz(26.1578, 26.5991, 60.2441)
Luminance	0.2660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688ECB #CBA568

analogous

#68BFCB #688ECB #7468CB

triadic

#688ECB #CB688E #8ECB68

tetradic

#688ECB #CB68BF #CBA568 #68CB74

square

#688ECB #CB68BF #CBA568 #68CB74

split-complementary

#688ECB #CB7468 #BFCB68

monochromatic

#2F5289 #3F6DB7 #688ECB #96B0DB #C3D2EA

Accessibility & contrast

On white

3.32

#688ECB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#688ECB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688ECB

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688ECB	#FFFFFF	#000000	##000000
##688ECB	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7792CE

Deuteranopia (green-blind)

#6B89CA

Tritanopia (blue-blind)

#3D9BA4

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #688ecb;
/* rgb */ color: rgb(104, 142, 203);
/* oklch */ color: oklch(64.4% 0.101 259.6);

Tailwind

colors: {
  custom: {
    50: '#98aedb',
    500: '#688ecb',
    950: '#000000',
  },
}

SCSS

$custom: #688ecb;
$custom-light: #98aedb;
$custom-dark: #000000;

JSON

{
  "hex": "#688ecb",
  "rgb": {
    "r": 104,
    "g": 142,
    "b": 203
  },
  "hsl": {
    "h": 216.97,
    "s": 48.768,
    "l": 60.196
  },
  "oklch": {
    "l": 0.64403,
    "c": 0.10145,
    "h": 259.6
  },
  "luminance": 0.26601
}

Semantic roles & 50–950 ramp

primary

#688ECB

secondary

#DACCB4

accent

#8429BC

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #688ECB

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

Preview Lab → · Contrast checker → · Palette generator →