#688FD7#688FD7

#688FD7 is a light, moderate blue. Relative luminance 0.275; OKLCH L 65.2% C 0.117 H 262.0°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#688FD7
RGB	rgb(104, 143, 215)
HSL	hsl(219, 58%, 63%)
HSV	hsv(219, 52%, 84%)
CMYK	cmyk(51.6%, 33.5%, 0%, 15.7%)
CIE-LAB	lab(59.43, 6.75, -41.01)
CIE-LCH	lch(59.43, 41.56, 279.35°)
OKLab	oklab(65.23% -0.0163 -0.1155)
OKLCH	oklch(65.23% 0.117 262)
XYZ	xyz(27.7930, 27.4923, 68.1188)
Luminance	0.2749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688FD7 #D7B068

analogous

#68C6D7 #688FD7 #7968D7

triadic

#688FD7 #D7688F #8FD768

tetradic

#688FD7 #D768C6 #D7B068 #68D779

square

#688FD7 #D768C6 #D7B068 #68D779

split-complementary

#688FD7 #D77968 #C6D768

monochromatic

#29519B #386BCA #688FD7 #98B3E4 #C9D7F1

Accessibility & contrast

On white

3.23

#688FD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#688FD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688FD7

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688FD7	#FFFFFF	#000000	##000000
##688FD7	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7395DA

Deuteranopia (green-blind)

#668AD5

Tritanopia (blue-blind)

#319FA9

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #688fd7;
/* rgb */ color: rgb(104, 143, 215);
/* oklch */ color: oklch(65.2% 0.117 262.0);

Tailwind

colors: {
  custom: {
    50: '#9aafe3',
    500: '#688fd7',
    950: '#000000',
  },
}

SCSS

$custom: #688fd7;
$custom-light: #9aafe3;
$custom-dark: #000000;

JSON

{
  "hex": "#688fd7",
  "rgb": {
    "r": 104,
    "g": 143,
    "b": 215
  },
  "hsl": {
    "h": 218.919,
    "s": 58.115,
    "l": 62.549
  },
  "oklch": {
    "l": 0.65227,
    "c": 0.11669,
    "h": 262
  },
  "luminance": 0.27494
}

Semantic roles & 50–950 ramp

primary

#688FD7

secondary

#E2D3B9

accent

#8B20C6

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #688FD7

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

Preview Lab → · Contrast checker → · Palette generator →