#3F7D8D#3F7D8D

#3F7D8D is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.5% C 0.068 H 216.8°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3F7D8D
RGB	rgb(63, 125, 141)
HSL	hsl(192, 38%, 40%)
HSV	hsv(192, 55%, 55%)
CMYK	cmyk(55.3%, 11.3%, 0%, 44.7%)
CIE-LAB	lab(49.06, -15.20, -14.78)
CIE-LCH	lch(49.06, 21.20, 224.19°)
OKLab	oklab(55.49% -0.0547 -0.0409)
OKLCH	oklch(55.49% 0.068 216.8)
XYZ	xyz(14.1894, 17.6458, 27.8524)
Luminance	0.1765 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F7D8D #8D4F3F

analogous

#3F8D76 #3F7D8D #3F568D

triadic

#3F7D8D #8D3F7D #7D8D3F

tetradic

#3F7D8D #763F8D #8D4F3F #568D3F

square

#3F7D8D #763F8D #8D4F3F #568D3F

split-complementary

#3F7D8D #8D3F56 #8D763F

monochromatic

#193238 #2C5763 #3F7D8D #56A0B3 #80B8C6

Accessibility & contrast

On white

4.64

#3F7D8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#3F7D8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3F7D8D

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F7D8D	#FFFFFF	#000000	##FFFFFF
##3F7D8D	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#727A8E

Deuteranopia (green-blind)

#66718D

Tritanopia (blue-blind)

#008382

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3f7d8d;
/* rgb */ color: rgb(63, 125, 141);
/* oklch */ color: oklch(55.5% 0.068 216.8);

Tailwind

colors: {
  custom: {
    50: '#7ba2ae',
    500: '#3f7d8d',
    950: '#000000',
  },
}

SCSS

$custom: #3f7d8d;
$custom-light: #7ba2ae;
$custom-dark: #000000;

JSON

{
  "hex": "#3f7d8d",
  "rgb": {
    "r": 63,
    "g": 125,
    "b": 141
  },
  "hsl": {
    "h": 192.308,
    "s": 38.235,
    "l": 40
  },
  "oklch": {
    "l": 0.5549,
    "c": 0.06836,
    "h": 216.8
  },
  "luminance": 0.17647
}

Semantic roles & 50–950 ramp

primary

#3F7D8D

secondary

#B18377

accent

#725ACE

background

#F7FAFA

surface

#EEF3F4

border

#C9CDCE

text

#0A0F10

muted

#7C7F7F

Preview Lab

Preview with #3F7D8D

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

Preview Lab → · Contrast checker → · Palette generator →