#1F8AAD#1F8AAD

#1F8AAD is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.2% C 0.105 H 225.7°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX#1F8AAD
RGBrgb(31, 138, 173)
HSLhsl(195, 70%, 40%)
HSVhsv(195, 82%, 68%)
CMYKcmyk(82.1%, 20.2%, 0%, 32.2%)
CIE-LABlab(53.47, -16.68, -26.69)
CIE-LCHlch(53.47, 31.47, 237.99°)
OKLaboklab(59.19% -0.0731 -0.075)
OKLCHoklch(59.19% 0.105 225.7)
XYZxyz(17.1932, 21.4832, 42.7676)
Luminance0.2149 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1F8AAD #AD421F
analogous
#1FAD89 #1F8AAD #1F43AD
triadic
#1F8AAD #AD1F8A #8AAD1F
tetradic
#1F8AAD #891FAD #AD421F #43AD1F
square
#1F8AAD #891FAD #AD421F #43AD1F
split-complementary
#1F8AAD #AD1F43 #AD891F
monochromatic
#0C3745 #166179 #1F8AAD #2FB0DA #63C4E3

Accessibility & contrast

On white

3.96
#1F8AAD on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.30
#1F8AAD on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8AAD
5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1F8AAD#FFFFFF#000000##000000
##1F8AAD1.003.965.305.30
#FFFFFF3.961.0021.0021.00
#0000005.3021.001.001.00
##0000005.3021.001.001.00

Color blindness preview

Protanopia (red-blind)
#7787AF
Deuteranopia (green-blind)
#647AAD
Tritanopia (blue-blind)
#009496
Achromatopsia (no color)
#808080

Design tokens & code

CSS
--color: #1f8aad;
/* rgb */ color: rgb(31, 138, 173);
/* oklch */ color: oklch(59.2% 0.105 225.7);
Tailwind
colors: {
  custom: {
    50: '#74acc5',
    500: '#1f8aad',
    950: '#000000',
  },
}
SCSS
$custom: #1f8aad;
$custom-light: #74acc5;
$custom-dark: #000000;
JSON
{
  "hex": "#1f8aad",
  "rgb": {
    "r": 31,
    "g": 138,
    "b": 173
  },
  "hsl": {
    "h": 194.789,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.5919,
    "c": 0.10467,
    "h": 225.7
  },
  "luminance": 0.21485
}

Semantic roles & 50–950 ramp

primary
#1F8AAD
secondary
#C87960
accent
#673BEC
background
#F7FAFC
surface
#EEF4F8
border
#C9CED1
text
#0A1013
muted
#7C7F82

Preview Lab

Preview with #1F8AAD

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

Preview Lab → · Contrast checker → · Palette generator →

#1F8AAD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva