#1F5073#1F5073

#1F5073 is a dark, moderate cyan. Relative luminance 0.073; OKLCH L 41.5% C 0.079 H 243.1°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX#1F5073
RGBrgb(31, 80, 115)
HSLhsl(205, 58%, 29%)
HSVhsv(205, 73%, 45%)
CMYKcmyk(73%, 30.4%, 0%, 54.9%)
CIE-LABlab(32.40, -3.89, -24.82)
CIE-LCHlch(32.40, 25.12, 261.10°)
OKLaboklab(41.52% -0.0356 -0.0701)
OKLCHoklch(41.52% 0.079 243.1)
XYZxyz(6.5271, 7.2657, 17.2748)
Luminance0.0727 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1F5073 #73421F
analogous
#1F736C #1F5073 #1F2673
triadic
#1F5073 #731F50 #50731F
tetradic
#1F5073 #6C1F73 #73421F #26731F
square
#1F5073 #6C1F73 #73421F #26731F
split-complementary
#1F5073 #731F26 #736C1F
monochromatic
#061118 #122E43 #1F5073 #2C72A3 #4192CC

Accessibility & contrast

On white

8.56
#1F5073 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.45
#1F5073 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5073
8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1F5073#FFFFFF#000000##FFFFFF
##1F50731.008.562.458.56
#FFFFFF8.561.0021.001.00
#0000002.4521.001.0021.00
##FFFFFF8.561.0021.001.00

Color blindness preview

Protanopia (red-blind)
#405175
Deuteranopia (green-blind)
#354972
Tritanopia (blue-blind)
#00595C
Achromatopsia (no color)
#4C4C4C

Design tokens & code

CSS
--color: #1f5073;
/* rgb */ color: rgb(31, 80, 115);
/* oklch */ color: oklch(41.5% 0.079 243.1);
Tailwind
colors: {
  custom: {
    50: '#66809b',
    500: '#1f5073',
    950: '#000000',
  },
}
SCSS
$custom: #1f5073;
$custom-light: #66809b;
$custom-dark: #000000;
JSON
{
  "hex": "#1f5073",
  "rgb": {
    "r": 31,
    "g": 80,
    "b": 115
  },
  "hsl": {
    "h": 205,
    "s": 57.534,
    "l": 28.627
  },
  "oklch": {
    "l": 0.4152,
    "c": 0.07863,
    "h": 243.1
  },
  "luminance": 0.07266
}

Semantic roles & 50–950 ramp

primary
#1F5073
secondary
#A76F47
accent
#8747E1
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#060A0E
muted
#7A7C7E

Preview Lab

Preview with #1F5073

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

Preview Lab → · Contrast checker → · Palette generator →

#1F5073 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva