#3F6978#3F6978

#3F6978 is a mid, muted cyan. Relative luminance 0.125; OKLCH L 49.6% C 0.053 H 222.8°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#3F6978
RGB	rgb(63, 105, 120)
HSL	hsl(196, 31%, 36%)
HSV	hsv(196, 48%, 47%)
CMYK	cmyk(47.5%, 12.5%, 0%, 52.9%)
CIE-LAB	lab(42.02, -10.26, -12.94)
CIE-LCH	lch(42.02, 16.52, 231.59°)
OKLab	oklab(49.61% -0.0385 -0.0357)
OKLCH	oklch(49.61% 0.053 222.8)
XYZ	xyz(10.4904, 12.5152, 19.6285)
Luminance	0.1252 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F6978 #784E3F

analogous

#3F786A #3F6978 #3F4C78

triadic

#3F6978 #783F69 #69783F

tetradic

#3F6978 #6A3F78 #784E3F #4C783F

square

#3F6978 #6A3F78 #784E3F #4C783F

split-complementary

#3F6978 #783F4C #786A3F

monochromatic

#152328 #2A4650 #3F6978 #548CA0 #79A8B9

Accessibility & contrast

On white

5.99

#3F6978 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#3F6978 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F6978

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F6978	#FFFFFF	#000000	##FFFFFF
##3F6978	1.00	5.99	3.50	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606779

Deuteranopia (green-blind)

#586078

Tritanopia (blue-blind)

#246E6E

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3f6978;
/* rgb */ color: rgb(63, 105, 120);
/* oklch */ color: oklch(49.6% 0.053 222.8);

Tailwind

colors: {
  custom: {
    50: '#78949f',
    500: '#3f6978',
    950: '#000000',
  },
}

SCSS

$custom: #3f6978;
$custom-light: #78949f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f6978",
  "rgb": {
    "r": 63,
    "g": 105,
    "b": 120
  },
  "hsl": {
    "h": 195.789,
    "s": 31.148,
    "l": 35.882
  },
  "oklch": {
    "l": 0.49612,
    "c": 0.05255,
    "h": 222.8
  },
  "luminance": 0.12516
}

Semantic roles & 50–950 ramp

primary

#3F6978

secondary

#A37D70

accent

#7C60C7

background

#F7F9F9

surface

#EDF1F2

border

#C8CBCC

text

#090D0E

muted

#7B7E7E

Preview Lab

Preview with #3F6978

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

Preview Lab → · Contrast checker → · Palette generator →