#1A6583#1A6583

#1A6583 is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 47.7% C 0.085 H 229.9°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX#1A6583
RGBrgb(26, 101, 131)
HSLhsl(197, 67%, 31%)
HSVhsv(197, 80%, 51%)
CMYKcmyk(80.2%, 22.9%, 0%, 48.6%)
CIE-LABlab(39.86, -11.40, -23.05)
CIE-LCHlch(39.86, 25.71, 243.69°)
OKLaboklab(47.66% -0.0547 -0.0648)
OKLCHoklch(47.66% 0.085 229.9)
XYZxyz(9.1747, 11.1646, 23.1398)
Luminance0.1117 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1A6583 #83381A
analogous
#1A836C #1A6583 #1A3083
triadic
#1A6583 #831A65 #65831A
tetradic
#1A6583 #6C1A83 #83381A #30831A
square
#1A6583 #6C1A83 #83381A #30831A
split-complementary
#1A6583 #831A30 #836C1A
monochromatic
#06161D #103E50 #1A6583 #248CB6 #3FADD9

Accessibility & contrast

On white

6.50
#1A6583 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.23
#1A6583 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1A6583
6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1A6583#FFFFFF#000000##FFFFFF
##1A65831.006.503.236.50
#FFFFFF6.501.0021.001.00
#0000003.2321.001.0021.00
##FFFFFF6.501.0021.001.00

Color blindness preview

Protanopia (red-blind)
#566384
Deuteranopia (green-blind)
#485A83
Tritanopia (blue-blind)
#006D6F
Achromatopsia (no color)
#5E5E5E

Design tokens & code

CSS
--color: #1a6583;
/* rgb */ color: rgb(26, 101, 131);
/* oklch */ color: oklch(47.7% 0.085 229.9);
Tailwind
colors: {
  custom: {
    50: '#6991a7',
    500: '#1a6583',
    950: '#000000',
  },
}
SCSS
$custom: #1a6583;
$custom-light: #6991a7;
$custom-dark: #000000;
JSON
{
  "hex": "#1a6583",
  "rgb": {
    "r": 26,
    "g": 101,
    "b": 131
  },
  "hsl": {
    "h": 197.143,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.47659,
    "c": 0.08479,
    "h": 229.9
  },
  "luminance": 0.11166
}

Semantic roles & 50–950 ramp

primary
#1A6583
secondary
#B76342
accent
#6F3EEA
background
#F6F8FA
surface
#ECF0F4
border
#C7CBCE
text
#070C0F
muted
#7A7D7F

Preview Lab

Preview with #1A6583

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

Preview Lab → · Contrast checker → · Palette generator →

#1A6583 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva