#3E739B#3E739B

#3E739B is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.6% C 0.085 H 243.1°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX#3E739B
RGBrgb(62, 115, 155)
HSLhsl(206, 43%, 43%)
HSVhsv(206, 60%, 61%)
CMYKcmyk(60%, 25.8%, 0%, 39.2%)
CIE-LABlab(46.51, -5.20, -26.95)
CIE-LCHlch(46.51, 27.44, 259.08°)
OKLaboklab(53.64% -0.0384 -0.0756)
OKLCHoklch(53.64% 0.085 243.1)
XYZxyz(14.0315, 15.6509, 33.2855)
Luminance0.1565 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3E739B #9B663E
analogous
#3E9B94 #3E739B #3E459B
triadic
#3E739B #9B3E73 #739B3E
tetradic
#3E739B #943E9B #9B663E #459B3E
square
#3E739B #943E9B #9B663E #459B3E
split-complementary
#3E739B #9B3E45 #9B943E
monochromatic
#1B3244 #2D536F #3E739B #5992BD #85AFCE

Accessibility & contrast

On white

5.08
#3E739B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.13
#3E739B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E739B
5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3E739B#FFFFFF#000000##FFFFFF
##3E739B1.005.084.135.08
#FFFFFF5.081.0021.001.00
#0000004.1321.001.0021.00
##FFFFFF5.081.0021.001.00

Color blindness preview

Protanopia (red-blind)
#61739D
Deuteranopia (green-blind)
#556A9A
Tritanopia (blue-blind)
#007D81
Achromatopsia (no color)
#6E6E6E

Design tokens & code

CSS
--color: #3e739b;
/* rgb */ color: rgb(62, 115, 155);
/* oklch */ color: oklch(53.6% 0.085 243.1);
Tailwind
colors: {
  custom: {
    50: '#7b9bb8',
    500: '#3e739b',
    950: '#000000',
  },
}
SCSS
$custom: #3e739b;
$custom-light: #7b9bb8;
$custom-dark: #000000;
JSON
{
  "hex": "#3e739b",
  "rgb": {
    "r": 62,
    "g": 115,
    "b": 155
  },
  "hsl": {
    "h": 205.806,
    "s": 42.857,
    "l": 42.549
  },
  "oklch": {
    "l": 0.53638,
    "c": 0.0848,
    "h": 243.1
  },
  "luminance": 0.15652
}

Semantic roles & 50–950 ramp

primary
#3E739B
secondary
#B9967C
accent
#8B55D3
background
#F7F9FB
surface
#EEF2F6
border
#C9CCD0
text
#0A0E11
muted
#7C7E80

Preview Lab

Preview with #3E739B

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

Preview Lab → · Contrast checker → · Palette generator →

#3E739B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva