#688ABB#688ABB

#688ABB is a light, moderate blue. Relative luminance 0.247; OKLCH L 62.8% C 0.084 H 257.5°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#688ABB
RGB	rgb(104, 138, 187)
HSL	hsl(215, 38%, 57%)
HSV	hsv(215, 44%, 73%)
CMYK	cmyk(44.4%, 26.2%, 0%, 26.7%)
CIE-LAB	lab(56.79, 1.25, -29.34)
CIE-LCH	lch(56.79, 29.36, 272.44°)
OKLab	oklab(62.76% -0.0182 -0.0818)
OKLCH	oklch(62.76% 0.084 257.5)
XYZ	xyz(23.7641, 24.7064, 50.5207)
Luminance	0.2471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688ABB #BB9968

analogous

#68B4BB #688ABB #7068BB

triadic

#688ABB #BB688A #8ABB68

tetradic

#688ABB #BB68B4 #BB9968 #68BB70

square

#688ABB #BB68B4 #BB9968 #68BB70

split-complementary

#688ABB #BB7068 #B4BB68

monochromatic

#344F74 #476B9E #688ABB #92ABCE #BCCBE1

Accessibility & contrast

On white

3.53

#688ABB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#688ABB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688ABB

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688ABB	#FFFFFF	#000000	##000000
##688ABB	1.00	3.53	5.94	5.94
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788DBD

Deuteranopia (green-blind)

#6E85BA

Tritanopia (blue-blind)

#48959B

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #688abb;
/* rgb */ color: rgb(104, 138, 187);
/* oklch */ color: oklch(62.8% 0.084 257.5);

Tailwind

colors: {
  custom: {
    50: '#97accf',
    500: '#688abb',
    950: '#000000',
  },
}

SCSS

$custom: #688abb;
$custom-light: #97accf;
$custom-dark: #000000;

JSON

{
  "hex": "#688abb",
  "rgb": {
    "r": 104,
    "g": 138,
    "b": 187
  },
  "hsl": {
    "h": 215.422,
    "s": 37.9,
    "l": 57.059
  },
  "oklch": {
    "l": 0.62757,
    "c": 0.08382,
    "h": 257.5
  },
  "luminance": 0.24708
}

Semantic roles & 50–950 ramp

primary

#688ABB

secondary

#D0C2AF

accent

#9E5ACE

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E1014

muted

#7E7F82

Preview Lab

Preview with #688ABB

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

Preview Lab → · Contrast checker → · Palette generator →