#1D5B96#1D5B96

#1D5B96 is a mid, moderate cyan. Relative luminance 0.099; OKLCH L 46.3% C 0.114 H 251.0°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX#1D5B96
RGBrgb(29, 91, 150)
HSLhsl(209, 68%, 35%)
HSVhsv(209, 81%, 59%)
CMYKcmyk(80.7%, 39.3%, 0%, 41.2%)
CIE-LABlab(37.74, 2.42, -37.85)
CIE-LCHlch(37.74, 37.93, 273.65°)
OKLaboklab(46.33% -0.0373 -0.108)
OKLCHoklch(46.33% 0.114 251)
XYZxyz(9.7507, 9.9442, 30.2538)
Luminance0.0994 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D5B96 #96581D
analogous
#1D9694 #1D5B96 #1D1F96
triadic
#1D5B96 #961D5B #5B961D
tetradic
#1D5B96 #941D96 #96581D #1F961D
square
#1D5B96 #941D96 #96581D #1F961D
split-complementary
#1D5B96 #961D1F #96941D
monochromatic
#091D2F #133C63 #1D5B96 #277AC9 #5098DD

Accessibility & contrast

On white

7.03
#1D5B96 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.99
#1D5B96 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5B96
7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D5B96#FFFFFF#000000##FFFFFF
##1D5B961.007.032.997.03
#FFFFFF7.031.0021.001.00
#0000002.9921.001.0021.00
##FFFFFF7.031.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3F5F98
Deuteranopia (green-blind)
#2C5495
Tritanopia (blue-blind)
#006971
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #1d5b96;
/* rgb */ color: rgb(29, 91, 150);
/* oklch */ color: oklch(46.3% 0.114 251.0);
Tailwind
colors: {
  custom: {
    50: '#6d89b5',
    500: '#1d5b96',
    950: '#000000',
  },
}
SCSS
$custom: #1d5b96;
$custom-light: #6d89b5;
$custom-dark: #000000;
JSON
{
  "hex": "#1d5b96",
  "rgb": {
    "r": 29,
    "g": 91,
    "b": 150
  },
  "hsl": {
    "h": 209.256,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.46328,
    "c": 0.11428,
    "h": 251
  },
  "luminance": 0.09945
}

Semantic roles & 50–950 ramp

primary
#1D5B96
secondary
#C0864F
accent
#923DEA
background
#F7F8FB
surface
#EDEFF6
border
#C8CAD0
text
#080B11
muted
#7B7C80

Preview Lab

Preview with #1D5B96

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

Preview Lab → · Contrast checker → · Palette generator →

#1D5B96 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva