#1D5889#1D5889

#1D5889 is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.8% C 0.100 H 247.7°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX#1D5889
RGBrgb(29, 88, 137)
HSLhsl(207, 65%, 33%)
HSVhsv(207, 79%, 54%)
CMYKcmyk(78.8%, 35.8%, 0%, 46.3%)
CIE-LABlab(36.07, -0.77, -32.62)
CIE-LCHlch(36.07, 32.63, 268.65°)
OKLaboklab(44.78% -0.0381 -0.0928)
OKLCHoklch(44.78% 0.1 247.7)
XYZxyz(8.5100, 9.0458, 24.9596)
Luminance0.0905 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D5889 #894E1D
analogous
#1D8984 #1D5889 #1D2289
triadic
#1D5889 #891D58 #58891D
tetradic
#1D5889 #841D89 #894E1D #22891D
square
#1D5889 #841D89 #894E1D #22891D
split-complementary
#1D5889 #891D22 #89841D
monochromatic
#081724 #123856 #1D5889 #2878BC #4897D8

Accessibility & contrast

On white

7.47
#1D5889 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.81
#1D5889 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5889
7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D5889#FFFFFF#000000##FFFFFF
##1D58891.007.472.817.47
#FFFFFF7.471.0021.001.00
#0000002.8121.001.0021.00
##FFFFFF7.471.0021.001.00

Color blindness preview

Protanopia (red-blind)
#415A8B
Deuteranopia (green-blind)
#325088
Tritanopia (blue-blind)
#00646A
Achromatopsia (no color)
#555555

Design tokens & code

CSS
--color: #1d5889;
/* rgb */ color: rgb(29, 88, 137);
/* oklch */ color: oklch(44.8% 0.100 247.7);
Tailwind
colors: {
  custom: {
    50: '#6a86ab',
    500: '#1d5889',
    950: '#000000',
  },
}
SCSS
$custom: #1d5889;
$custom-light: #6a86ab;
$custom-dark: #000000;
JSON
{
  "hex": "#1d5889",
  "rgb": {
    "r": 29,
    "g": 88,
    "b": 137
  },
  "hsl": {
    "h": 207.222,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.44778,
    "c": 0.10028,
    "h": 247.7
  },
  "luminance": 0.09047
}

Semantic roles & 50–950 ramp

primary
#1D5889
secondary
#BA7C47
accent
#8C40E8
background
#F6F8FA
surface
#ECEFF4
border
#C7CACE
text
#070B10
muted
#7A7C7F

Preview Lab

Preview with #1D5889

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

Preview Lab → · Contrast checker → · Palette generator →

#1D5889 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva