#688CA3#688CA3

#688CA3 is a light, muted cyan. Relative luminance 0.243; OKLCH L 62.2% C 0.053 H 236.8°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#688CA3
RGB	rgb(104, 140, 163)
HSL	hsl(203, 24%, 52%)
HSV	hsv(203, 36%, 64%)
CMYK	cmyk(36.2%, 14.1%, 0%, 36.1%)
CIE-LAB	lab(56.43, -6.62, -16.18)
CIE-LCH	lch(56.43, 17.48, 247.74°)
OKLab	oklab(62.17% -0.0291 -0.0445)
OKLCH	oklch(62.17% 0.053 236.8)
XYZ	xyz(21.6957, 24.3424, 38.1986)
Luminance	0.2434 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688CA3 #A37F68

analogous

#68A39D #688CA3 #686EA3

triadic

#688CA3 #A3688C #8CA368

tetradic

#688CA3 #9D68A3 #A37F68 #6EA368

square

#688CA3 #9D68A3 #A37F68 #6EA368

split-complementary

#688CA3 #A3686E #A39D68

monochromatic

#374C5A #4E6C80 #688CA3 #8EA9BA #B4C6D1

Accessibility & contrast

On white

3.58

#688CA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#688CA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688CA3

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688CA3	#FFFFFF	#000000	##000000
##688CA3	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828BA4

Deuteranopia (green-blind)

#7A84A3

Tritanopia (blue-blind)

#549293

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #688ca3;
/* rgb */ color: rgb(104, 140, 163);
/* oklch */ color: oklch(62.2% 0.053 236.8);

Tailwind

colors: {
  custom: {
    50: '#95adbe',
    500: '#688ca3',
    950: '#000000',
  },
}

SCSS

$custom: #688ca3;
$custom-light: #95adbe;
$custom-dark: #000000;

JSON

{
  "hex": "#688ca3",
  "rgb": {
    "r": 104,
    "g": 140,
    "b": 163
  },
  "hsl": {
    "h": 203.39,
    "s": 24.28,
    "l": 52.353
  },
  "oklch": {
    "l": 0.62167,
    "c": 0.05318,
    "h": 236.8
  },
  "luminance": 0.24344
}

Semantic roles & 50–950 ramp

primary

#688CA3

secondary

#C0B1A7

accent

#8A67C1

background

#F9FAFB

surface

#F2F4F6

border

#CCCED0

text

#0D1012

muted

#7E7F81

Preview Lab

Preview with #688CA3

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

Preview Lab → · Contrast checker → · Palette generator →