#3F6780#3F6780

#3F6780 is a mid, moderate cyan. Relative luminance 0.123; OKLCH L 49.5% C 0.060 H 237.2°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#3F6780
RGB	rgb(63, 103, 128)
HSL	hsl(203, 34%, 37%)
HSV	hsv(203, 51%, 50%)
CMYK	cmyk(50.8%, 19.5%, 0%, 49.8%)
CIE-LAB	lab(41.71, -6.62, -18.26)
CIE-LCH	lch(41.71, 19.42, 250.07°)
OKLab	oklab(49.47% -0.0327 -0.0507)
OKLCH	oklch(49.47% 0.06 237.2)
XYZ	xyz(10.7950, 12.3149, 22.2261)
Luminance	0.1232 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F6780 #80583F

analogous

#3F8078 #3F6780 #3F4780

triadic

#3F6780 #803F67 #67803F

tetradic

#3F6780 #783F80 #80583F #47803F

square

#3F6780 #783F80 #80583F #47803F

split-complementary

#3F6780 #803F47 #80783F

monochromatic

#17252E #2B4657 #3F6780 #5388A9 #7BA4BE

Accessibility & contrast

On white

6.06

#3F6780 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#3F6780 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F6780

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F6780	#FFFFFF	#000000	##FFFFFF
##3F6780	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C6681

Deuteranopia (green-blind)

#535F80

Tritanopia (blue-blind)

#1F6D6F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3f6780;
/* rgb */ color: rgb(63, 103, 128);
/* oklch */ color: oklch(49.5% 0.060 237.2);

Tailwind

colors: {
  custom: {
    50: '#7892a5',
    500: '#3f6780',
    950: '#000000',
  },
}

SCSS

$custom: #3f6780;
$custom-light: #7892a5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f6780",
  "rgb": {
    "r": 63,
    "g": 103,
    "b": 128
  },
  "hsl": {
    "h": 203.077,
    "s": 34.031,
    "l": 37.451
  },
  "oklch": {
    "l": 0.49469,
    "c": 0.06036,
    "h": 237.2
  },
  "luminance": 0.12316
}

Semantic roles & 50–950 ramp

primary

#3F6780

secondary

#A88772

accent

#875ECA

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090D0F

muted

#7B7D7F

Preview Lab

Preview with #3F6780

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

Preview Lab → · Contrast checker → · Palette generator →