#1F5690#1F5690

#1F5690 is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.8% C 0.111 H 252.7°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX#1F5690
RGBrgb(31, 86, 144)
HSLhsl(211, 65%, 34%)
HSVhsv(211, 78%, 56%)
CMYKcmyk(78.5%, 40.3%, 0%, 43.5%)
CIE-LABlab(35.91, 3.53, -37.14)
CIE-LCHlch(35.91, 37.31, 275.43°)
OKLaboklab(44.79% -0.0331 -0.106)
OKLCHoklch(44.79% 0.111 252.7)
XYZxyz(8.9250, 8.9595, 27.6391)
Luminance0.0896 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1F5690 #90591F
analogous
#1F8F90 #1F5690 #201F90
triadic
#1F5690 #901F56 #56901F
tetradic
#1F5690 #901F8F #90591F #1F9020
square
#1F5690 #901F8F #90591F #1F9020
split-complementary
#1F5690 #90201F #8F901F
monochromatic
#091A2B #14385E #1F5690 #2A74C2 #5093D9

Accessibility & contrast

On white

7.52
#1F5690 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.79
#1F5690 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5690
7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1F5690#FFFFFF#000000##FFFFFF
##1F56901.007.522.797.52
#FFFFFF7.521.0021.001.00
#0000002.7921.001.0021.00
##FFFFFF7.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3A5A92
Deuteranopia (green-blind)
#28508F
Tritanopia (blue-blind)
#00646C
Achromatopsia (no color)
#545454

Design tokens & code

CSS
--color: #1f5690;
/* rgb */ color: rgb(31, 86, 144);
/* oklch */ color: oklch(44.8% 0.111 252.7);
Tailwind
colors: {
  custom: {
    50: '#6c85b1',
    500: '#1f5690',
    950: '#000000',
  },
}
SCSS
$custom: #1f5690;
$custom-light: #6c85b1;
$custom-dark: #000000;
JSON
{
  "hex": "#1f5690",
  "rgb": {
    "r": 31,
    "g": 86,
    "b": 144
  },
  "hsl": {
    "h": 210.796,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.44794,
    "c": 0.11106,
    "h": 252.7
  },
  "luminance": 0.0896
}

Semantic roles & 50–950 ramp

primary
#1F5690
secondary
#BC874E
accent
#9640E8
background
#F7F8FA
surface
#EDEFF5
border
#C8CACF
text
#080B10
muted
#7B7C7F

Preview Lab

Preview with #1F5690

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

Preview Lab → · Contrast checker → · Palette generator →

#1F5690 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva