#1D597D#1D597D

#1D597D is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.3% C 0.085 H 239.4°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX#1D597D
RGBrgb(29, 89, 125)
HSLhsl(203, 62%, 30%)
HSVhsv(203, 77%, 49%)
CMYKcmyk(76.8%, 28.8%, 0%, 51%)
CIE-LABlab(35.76, -6.03, -25.76)
CIE-LCHlch(35.76, 26.46, 256.83°)
OKLaboklab(44.33% -0.043 -0.0728)
OKLCHoklch(44.33% 0.085 239.4)
XYZxyz(7.7793, 8.8857, 20.7032)
Luminance0.0889 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D597D #7D411D
analogous
#1D7D71 #1D597D #1D297D
triadic
#1D597D #7D1D59 #597D1D
tetradic
#1D597D #711D7D #7D411D #297D1D
square
#1D597D #711D7D #7D411D #297D1D
split-complementary
#1D597D #7D1D29 #7D711D
monochromatic
#06121A #11364B #1D597D #297CAF #419CD3

Accessibility & contrast

On white

7.56
#1D597D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.78
#1D597D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D597D
7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D597D#FFFFFF#000000##FFFFFF
##1D597D1.007.562.787.56
#FFFFFF7.561.0021.001.00
#0000002.7821.001.0021.00
##FFFFFF7.561.0021.001.00

Color blindness preview

Protanopia (red-blind)
#48597F
Deuteranopia (green-blind)
#3B507C
Tritanopia (blue-blind)
#006265
Achromatopsia (no color)
#545454

Design tokens & code

CSS
--color: #1d597d;
/* rgb */ color: rgb(29, 89, 125);
/* oklch */ color: oklch(44.3% 0.085 239.4);
Tailwind
colors: {
  custom: {
    50: '#6887a3',
    500: '#1d597d',
    950: '#000000',
  },
}
SCSS
$custom: #1d597d;
$custom-light: #6887a3;
$custom-dark: #000000;
JSON
{
  "hex": "#1d597d",
  "rgb": {
    "r": 29,
    "g": 89,
    "b": 125
  },
  "hsl": {
    "h": 202.5,
    "s": 62.338,
    "l": 30.196
  },
  "oklch": {
    "l": 0.44328,
    "c": 0.08451,
    "h": 239.4
  },
  "luminance": 0.08887
}

Semantic roles & 50–950 ramp

primary
#1D597D
secondary
#B16D45
accent
#8042E5
background
#F6F8FA
surface
#EBEFF3
border
#C6CACD
text
#070B0F
muted
#7A7C7F

Preview Lab

Preview with #1D597D

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

Preview Lab → · Contrast checker → · Palette generator →

#1D597D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva