#33668B#33668B

#33668B is a mid, moderate cyan. Relative luminance 0.121; OKLCH L 49.2% C 0.081 H 242.4°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#33668B
RGB	rgb(51, 102, 139)
HSL	hsl(205, 46%, 37%)
HSV	hsv(205, 63%, 55%)
CMYK	cmyk(63.3%, 26.6%, 0%, 45.5%)
CIE-LAB	lab(41.33, -5.11, -25.53)
CIE-LCH	lch(41.33, 26.04, 258.69°)
OKLab	oklab(49.17% -0.0375 -0.0717)
OKLCH	oklch(49.17% 0.081 242.4)
XYZ	xyz(10.7751, 12.0696, 26.1829)
Luminance	0.1207 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33668B #8B5833

analogous

#338B84 #33668B #333A8B

triadic

#33668B #8B3366 #668B33

tetradic

#33668B #84338B #8B5833 #3A8B33

square

#33668B #84338B #8B5833 #3A8B33

split-complementary

#33668B #8B333A #8B8433

monochromatic

#122431 #23455E #33668B #4387B8 #6EA3CA

Accessibility & contrast

On white

6.15

#33668B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#33668B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #33668B

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33668B	#FFFFFF	#000000	##FFFFFF
##33668B	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56668D

Deuteranopia (green-blind)

#4A5E8A

Tritanopia (blue-blind)

#006F73

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #33668b;
/* rgb */ color: rgb(51, 102, 139);
/* oklch */ color: oklch(49.2% 0.081 242.4);

Tailwind

colors: {
  custom: {
    50: '#7391ad',
    500: '#33668b',
    950: '#000000',
  },
}

SCSS

$custom: #33668b;
$custom-light: #7391ad;
$custom-dark: #000000;

JSON

{
  "hex": "#33668b",
  "rgb": {
    "r": 51,
    "g": 102,
    "b": 139
  },
  "hsl": {
    "h": 205.227,
    "s": 46.316,
    "l": 37.255
  },
  "oklch": {
    "l": 0.4917,
    "c": 0.08097,
    "h": 242.4
  },
  "luminance": 0.12071
}

Semantic roles & 50–950 ramp

primary

#33668B

secondary

#B28768

accent

#8952D6

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #33668B

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

Preview Lab → · Contrast checker → · Palette generator →