#3F707C#3F707C

#3F707C is a mid, muted cyan. Relative luminance 0.141; OKLCH L 51.5% C 0.056 H 215.3°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#3F707C
RGB	rgb(63, 112, 124)
HSL	hsl(192, 33%, 37%)
HSV	hsv(192, 49%, 49%)
CMYK	cmyk(49.2%, 9.7%, 0%, 51.4%)
CIE-LAB	lab(44.38, -13.08, -11.79)
CIE-LCH	lch(44.38, 17.61, 222.04°)
OKLab	oklab(51.54% -0.0459 -0.0325)
OKLCH	oklch(51.54% 0.056 215.3)
XYZ	xyz(11.4808, 14.0994, 21.1813)
Luminance	0.1410 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F707C #7C4B3F

analogous

#3F7C6A #3F707C #3F527C

triadic

#3F707C #7C3F70 #707C3F

tetradic

#3F707C #6A3F7C #7C4B3F #527C3F

square

#3F707C #6A3F7C #7C4B3F #527C3F

split-complementary

#3F707C #7C3F52 #7C6A3F

monochromatic

#16272B #2A4B53 #3F707C #5495A5 #7AAFBB

Accessibility & contrast

On white

5.50

#3F707C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#3F707C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F707C

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F707C	#FFFFFF	#000000	##FFFFFF
##3F707C	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#676D7D

Deuteranopia (green-blind)

#5E667C

Tritanopia (blue-blind)

#1F7574

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3f707c;
/* rgb */ color: rgb(63, 112, 124);
/* oklch */ color: oklch(51.5% 0.056 215.3);

Tailwind

colors: {
  custom: {
    50: '#7899a1',
    500: '#3f707c',
    950: '#000000',
  },
}

SCSS

$custom: #3f707c;
$custom-light: #7899a1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f707c",
  "rgb": {
    "r": 63,
    "g": 112,
    "b": 124
  },
  "hsl": {
    "h": 191.803,
    "s": 32.62,
    "l": 36.667
  },
  "oklch": {
    "l": 0.51537,
    "c": 0.05626,
    "h": 215.3
  },
  "luminance": 0.141
}

Semantic roles & 50–950 ramp

primary

#3F707C

secondary

#A67B71

accent

#745FC9

background

#F7F9F9

surface

#EEF2F2

border

#C9CCCC

text

#090D0F

muted

#7B7E7E

Preview Lab

Preview with #3F707C

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

Preview Lab → · Contrast checker → · Palette generator →