#3F708D#3F708D

#3F708D is a mid, moderate cyan. Relative luminance 0.146; OKLCH L 52.3% C 0.070 H 236.2°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX#3F708D
RGBrgb(63, 112, 141)
HSLhsl(202, 38%, 40%)
HSVhsv(202, 55%, 55%)
CMYKcmyk(55.3%, 20.6%, 0%, 44.7%)
CIE-LABlab(45.04, -7.80, -20.94)
CIE-LCHlch(45.04, 22.35, 249.57°)
OKLaboklab(52.28% -0.039 -0.0584)
OKLCHoklch(52.28% 0.07 236.2)
XYZxyz(12.6500, 14.5671, 27.3392)
Luminance0.1457 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F708D #8D5C3F
analogous
#3F8D83 #3F708D #3F498D
triadic
#3F708D #8D3F70 #708D3F
tetradic
#3F708D #833F8D #8D5C3F #498D3F
square
#3F708D #833F8D #8D5C3F #498D3F
split-complementary
#3F708D #8D3F49 #8D833F
monochromatic
#192D38 #2C4E63 #3F708D #5691B3 #80ACC6

Accessibility & contrast

On white

5.37
#3F708D on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.91
#3F708D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F708D
5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F708D#FFFFFF#000000##FFFFFF
##3F708D1.005.373.915.37
#FFFFFF5.371.0021.001.00
#0000003.9121.001.0021.00
##FFFFFF5.371.0021.001.00

Color blindness preview

Protanopia (red-blind)
#636F8E
Deuteranopia (green-blind)
#58678D
Tritanopia (blue-blind)
#08787A
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #3f708d;
/* rgb */ color: rgb(63, 112, 141);
/* oklch */ color: oklch(52.3% 0.070 236.2);
Tailwind
colors: {
  custom: {
    50: '#7a99ae',
    500: '#3f708d',
    950: '#000000',
  },
}
SCSS
$custom: #3f708d;
$custom-light: #7a99ae;
$custom-dark: #000000;
JSON
{
  "hex": "#3f708d",
  "rgb": {
    "r": 63,
    "g": 112,
    "b": 141
  },
  "hsl": {
    "h": 202.308,
    "s": 38.235,
    "l": 40
  },
  "oklch": {
    "l": 0.52281,
    "c": 0.07023,
    "h": 236.2
  },
  "luminance": 0.14568
}

Semantic roles & 50–950 ramp

primary
#3F708D
secondary
#B18D77
accent
#855ACE
background
#F7F9FA
surface
#EEF2F4
border
#C9CCCE
text
#0A0D10
muted
#7C7E7F

Preview Lab

Preview with #3F708D

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

Preview Lab → · Contrast checker → · Palette generator →

#3F708D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva