#668ABB#668ABB

#668ABB is a light, moderate cyan. Relative luminance 0.246; OKLCH L 62.6% C 0.085 H 256.3°. Best body text is #000000 at 5.92:1 contrast (WCAG AA passes).

Color values

HEX#668ABB
RGBrgb(102, 138, 187)
HSLhsl(215, 38%, 57%)
HSVhsv(215, 45%, 73%)
CMYKcmyk(45.5%, 26.2%, 0%, 26.7%)
CIE-LABlab(56.67, 0.73, -29.53)
CIE-LCHlch(56.67, 29.54, 271.42°)
OKLaboklab(62.64% -0.0201 -0.0824)
OKLCHoklch(62.64% 0.085 256.3)
XYZxyz(23.5346, 24.5881, 50.5099)
Luminance0.2459 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#668ABB #BB9766
analogous
#66B5BB #668ABB #6D66BB
triadic
#668ABB #BB668A #8ABB66
tetradic
#668ABB #BB66B5 #BB9766 #66BB6D
square
#668ABB #BB66B5 #BB9766 #66BB6D
split-complementary
#668ABB #BB6D66 #B5BB66
monochromatic
#334E73 #466B9E #668ABB #90AACE #BBCBE1

Accessibility & contrast

On white

3.55
#668ABB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.92
#668ABB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668ABB
5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##668ABB#FFFFFF#000000##000000
##668ABB1.003.555.925.92
#FFFFFF3.551.0021.0021.00
#0000005.9221.001.001.00
##0000005.9221.001.001.00

Color blindness preview

Protanopia (red-blind)
#778DBD
Deuteranopia (green-blind)
#6D84BA
Tritanopia (blue-blind)
#44959B
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #668abb;
/* rgb */ color: rgb(102, 138, 187);
/* oklch */ color: oklch(62.6% 0.085 256.3);
Tailwind
colors: {
  custom: {
    50: '#96accf',
    500: '#668abb',
    950: '#000000',
  },
}
SCSS
$custom: #668abb;
$custom-light: #96accf;
$custom-dark: #000000;
JSON
{
  "hex": "#668abb",
  "rgb": {
    "r": 102,
    "g": 138,
    "b": 187
  },
  "hsl": {
    "h": 214.588,
    "s": 38.462,
    "l": 56.667
  },
  "oklch": {
    "l": 0.62635,
    "c": 0.08483,
    "h": 256.3
  },
  "luminance": 0.2459
}

Semantic roles & 50–950 ramp

primary
#668ABB
secondary
#D0C1AD
accent
#9D59CE
background
#F9FAFC
surface
#F2F4F9
border
#CCCED2
text
#0E1014
muted
#7E7F82

Preview Lab

Preview with #668ABB

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

Preview Lab → · Contrast checker → · Palette generator →

#668ABB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva