#1D5A79#1D5A79

#1D5A79 is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.4% C 0.079 H 235.0°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX#1D5A79
RGBrgb(29, 90, 121)
HSLhsl(200, 61%, 29%)
HSVhsv(200, 76%, 47%)
CMYKcmyk(76%, 25.6%, 0%, 52.5%)
CIE-LABlab(35.89, -8.15, -23.09)
CIE-LCHlch(35.89, 24.49, 250.56°)
OKLaboklab(44.37% -0.0455 -0.065)
OKLCHoklch(44.37% 0.079 235)
XYZxyz(7.6127, 8.9531, 19.4124)
Luminance0.0895 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D5A79 #793C1D
analogous
#1D796A #1D5A79 #1D2C79
triadic
#1D5A79 #791D5A #5A791D
tetradic
#1D5A79 #6A1D79 #793C1D #2C791D
square
#1D5A79 #6A1D79 #793C1D #2C791D
split-complementary
#1D5A79 #791D2C #796A1D
monochromatic
#061219 #113548 #1D5A79 #297FAA #3FA0D1

Accessibility & contrast

On white

7.52
#1D5A79 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.79
#1D5A79 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5A79
7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D5A79#FFFFFF#000000##FFFFFF
##1D5A791.007.522.797.52
#FFFFFF7.521.0021.001.00
#0000002.7921.001.0021.00
##FFFFFF7.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4B597A
Deuteranopia (green-blind)
#3E5178
Tritanopia (blue-blind)
#006265
Achromatopsia (no color)
#545454

Design tokens & code

CSS
--color: #1d5a79;
/* rgb */ color: rgb(29, 90, 121);
/* oklch */ color: oklch(44.4% 0.079 235.0);
Tailwind
colors: {
  custom: {
    50: '#6788a0',
    500: '#1d5a79',
    950: '#000000',
  },
}
SCSS
$custom: #1d5a79;
$custom-light: #6788a0;
$custom-dark: #000000;
JSON
{
  "hex": "#1d5a79",
  "rgb": {
    "r": 29,
    "g": 90,
    "b": 121
  },
  "hsl": {
    "h": 200.217,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.44368,
    "c": 0.07937,
    "h": 235
  },
  "luminance": 0.08954
}

Semantic roles & 50–950 ramp

primary
#1D5A79
secondary
#AD6845
accent
#7A43E4
background
#F6F8F9
surface
#EBEFF2
border
#C6CACC
text
#070B0E
muted
#7A7C7E

Preview Lab

Preview with #1D5A79

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

Preview Lab → · Contrast checker → · Palette generator →

#1D5A79 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva