#3B668F#3B668F

#3B668F is a mid, moderate cyan. Relative luminance 0.124; OKLCH L 49.8% C 0.082 H 248.7°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#3B668F
RGB	rgb(59, 102, 143)
HSL	hsl(209, 42%, 40%)
HSV	hsv(209, 59%, 56%)
CMYK	cmyk(58.7%, 28.7%, 0%, 43.9%)
CIE-LAB	lab(41.87, -2.05, -27.06)
CIE-LCH	lch(41.87, 27.14, 265.67°)
OKLab	oklab(49.76% -0.0297 -0.0761)
OKLCH	oklch(49.76% 0.082 248.7)
XYZ	xyz(11.5111, 12.4147, 27.7709)
Luminance	0.1242 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B668F #8F643B

analogous

#3B8F8E #3B668F #3B3C8F

triadic

#3B668F #8F3B66 #668F3B

tetradic

#3B668F #8E3B8F #8F643B #3C8F3B

square

#3B668F #8E3B8F #8F643B #3C8F3B

split-complementary

#3B668F #8F3B3C #8F8E3B

monochromatic

#172838 #294764 #3B668F #5085B7 #7CA3C9

Accessibility & contrast

On white

6.03

#3B668F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#3B668F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B668F

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B668F	#FFFFFF	#000000	##FFFFFF
##3B668F	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556791

Deuteranopia (green-blind)

#4A5F8E

Tritanopia (blue-blind)

#007074

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3b668f;
/* rgb */ color: rgb(59, 102, 143);
/* oklch */ color: oklch(49.8% 0.082 248.7);

Tailwind

colors: {
  custom: {
    50: '#7891b0',
    500: '#3b668f',
    950: '#000000',
  },
}

SCSS

$custom: #3b668f;
$custom-light: #7891b0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b668f",
  "rgb": {
    "r": 59,
    "g": 102,
    "b": 143
  },
  "hsl": {
    "h": 209.286,
    "s": 41.584,
    "l": 39.608
  },
  "oklch": {
    "l": 0.49756,
    "c": 0.08164,
    "h": 248.7
  },
  "luminance": 0.12416
}

Semantic roles & 50–950 ramp

primary

#3B668F

secondary

#B29273

accent

#9256D1

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #3B668F

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

Preview Lab → · Contrast checker → · Palette generator →