#1D618C#1D618C

#1D618C is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 47.2% C 0.096 H 241.3°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX#1D618C
RGBrgb(29, 97, 140)
HSLhsl(203, 66%, 33%)
HSVhsv(203, 79%, 55%)
CMYKcmyk(79.3%, 30.7%, 0%, 45.1%)
CIE-LABlab(39.08, -5.25, -29.71)
CIE-LCHlch(39.08, 30.17, 259.99°)
OKLaboklab(47.2% -0.046 -0.0841)
OKLCHoklch(47.2% 0.096 241.3)
XYZxyz(9.5132, 10.7029, 26.3703)
Luminance0.1070 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D618C #8C481D
analogous
#1D8C7F #1D618C #1D2A8C
triadic
#1D618C #8C1D61 #618C1D
tetradic
#1D618C #7F1D8C #8C481D #2A8C1D
square
#1D618C #7F1D8C #8C481D #2A8C1D
split-complementary
#1D618C #8C1D2A #8C7F1D
monochromatic
#081B27 #123E59 #1D618C #2884BF #4AA2D9

Accessibility & contrast

On white

6.69
#1D618C on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.14
#1D618C on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D618C
6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D618C#FFFFFF#000000##FFFFFF
##1D618C1.006.693.146.69
#FFFFFF6.691.0021.001.00
#0000003.1421.001.0021.00
##FFFFFF6.691.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4D628E
Deuteranopia (green-blind)
#3E578B
Tritanopia (blue-blind)
#006C70
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #1d618c;
/* rgb */ color: rgb(29, 97, 140);
/* oklch */ color: oklch(47.2% 0.096 241.3);
Tailwind
colors: {
  custom: {
    50: '#6b8dae',
    500: '#1d618c',
    950: '#000000',
  },
}
SCSS
$custom: #1d618c;
$custom-light: #6b8dae;
$custom-dark: #000000;
JSON
{
  "hex": "#1d618c",
  "rgb": {
    "r": 29,
    "g": 97,
    "b": 140
  },
  "hsl": {
    "h": 203.243,
    "s": 65.68,
    "l": 33.137
  },
  "oklch": {
    "l": 0.472,
    "c": 0.09588,
    "h": 241.3
  },
  "luminance": 0.10704
}

Semantic roles & 50–950 ramp

primary
#1D618C
secondary
#BC7549
accent
#813FE9
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#080C10
muted
#7A7D7F

Preview Lab

Preview with #1D618C

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

Preview Lab → · Contrast checker → · Palette generator →

#1D618C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva