#3F618D#3F618D

#3F618D is a mid, moderate cyan. Relative luminance 0.115; OKLCH L 48.7% C 0.082 H 255.3°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#3F618D
RGB	rgb(63, 97, 141)
HSL	hsl(214, 38%, 40%)
HSV	hsv(214, 55%, 55%)
CMYK	cmyk(55.3%, 31.2%, 0%, 44.7%)
CIE-LAB	lab(40.46, 1.28, -28.05)
CIE-LCH	lch(40.46, 28.08, 272.60°)
OKLab	oklab(48.67% -0.0206 -0.0789)
OKLCH	oklch(48.67% 0.082 255.3)
XYZ	xyz(11.1306, 11.5284, 26.8328)
Luminance	0.1153 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F618D #8D6B3F

analogous

#3F888D #3F618D #443F8D

triadic

#3F618D #8D3F61 #618D3F

tetradic

#3F618D #8D3F88 #8D6B3F #3F8D44

square

#3F618D #8D3F88 #8D6B3F #3F8D44

split-complementary

#3F618D #8D443F #888D3F

monochromatic

#192738 #2C4463 #3F618D #567FB3 #809FC6

Accessibility & contrast

On white

6.35

#3F618D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#3F618D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F618D

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F618D	#FFFFFF	#000000	##FFFFFF
##3F618D	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F648F

Deuteranopia (green-blind)

#465C8C

Tritanopia (blue-blind)

#116B71

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3f618d;
/* rgb */ color: rgb(63, 97, 141);
/* oklch */ color: oklch(48.7% 0.082 255.3);

Tailwind

colors: {
  custom: {
    50: '#7a8dae',
    500: '#3f618d',
    950: '#000000',
  },
}

SCSS

$custom: #3f618d;
$custom-light: #7a8dae;
$custom-dark: #000000;

JSON

{
  "hex": "#3f618d",
  "rgb": {
    "r": 63,
    "g": 97,
    "b": 141
  },
  "hsl": {
    "h": 213.846,
    "s": 38.235,
    "l": 40
  },
  "oklch": {
    "l": 0.48672,
    "c": 0.08155,
    "h": 255.3
  },
  "luminance": 0.11529
}

Semantic roles & 50–950 ramp

primary

#3F618D

secondary

#B19877

accent

#9B5ACE

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #3F618D

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

Preview Lab → · Contrast checker → · Palette generator →