#1D5A9D#1D5A9D

#1D5A9D is a mid, vivid cyan. Relative luminance 0.100; OKLCH L 46.6% C 0.125 H 253.9°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX#1D5A9D
RGBrgb(29, 90, 157)
HSLhsl(211, 69%, 36%)
HSVhsv(211, 82%, 62%)
CMYKcmyk(81.5%, 42.7%, 0%, 38.4%)
CIE-LABlab(37.85, 5.84, -41.87)
CIE-LCHlch(37.85, 42.28, 277.93°)
OKLaboklab(46.55% -0.0347 -0.1199)
OKLCHoklch(46.55% 0.125 253.9)
XYZxyz(10.2464, 10.0066, 33.2832)
Luminance0.1001 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D5A9D #9D601D
analogous
#1D9A9D #1D5A9D #201D9D
triadic
#1D5A9D #9D1D5A #5A9D1D
tetradic
#1D5A9D #9D1D9A #9D601D #1D9D20
square
#1D5A9D #9D1D9A #9D601D #1D9D20
split-complementary
#1D5A9D #9D201D #9A9D1D
monochromatic
#0A1F36 #133C69 #1D5A9D #2778D1 #5597E0

Accessibility & contrast

On white

7.00
#1D5A9D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

3.00
#1D5A9D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5A9D
7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D5A9D#FFFFFF#000000##FFFFFF
##1D5A9D1.007.003.007.00
#FFFFFF7.001.0021.001.00
#0000003.0021.001.0021.00
##FFFFFF7.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#395FA0
Deuteranopia (green-blind)
#22549C
Tritanopia (blue-blind)
#006A74
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #1d5a9d;
/* rgb */ color: rgb(29, 90, 157);
/* oklch */ color: oklch(46.6% 0.125 253.9);
Tailwind
colors: {
  custom: {
    50: '#6e88ba',
    500: '#1d5a9d',
    950: '#000000',
  },
}
SCSS
$custom: #1d5a9d;
$custom-light: #6e88ba;
$custom-dark: #000000;
JSON
{
  "hex": "#1d5a9d",
  "rgb": {
    "r": 29,
    "g": 90,
    "b": 157
  },
  "hsl": {
    "h": 211.406,
    "s": 68.817,
    "l": 36.471
  },
  "oklch": {
    "l": 0.4655,
    "c": 0.12479,
    "h": 253.9
  },
  "luminance": 0.10008
}

Semantic roles & 50–950 ramp

primary
#1D5A9D
secondary
#C38E53
accent
#983CEC
background
#F7F8FB
surface
#EDEFF6
border
#C8CAD0
text
#080B12
muted
#7B7C81

Preview Lab

Preview with #1D5A9D

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

Preview Lab → · Contrast checker → · Palette generator →

#1D5A9D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva