#1A557A#1A557A

#1A557A is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.0% C 0.085 H 240.8°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX#1A557A
RGBrgb(26, 85, 122)
HSLhsl(203, 65%, 29%)
HSVhsv(203, 79%, 48%)
CMYKcmyk(78.7%, 30.3%, 0%, 52.2%)
CIE-LABlab(34.23, -5.10, -26.31)
CIE-LCHlch(34.23, 26.80, 259.03°)
OKLaboklab(43.04% -0.0415 -0.0744)
OKLCHoklch(43.04% 0.085 240.8)
XYZxyz(7.1860, 8.1209, 19.5973)
Luminance0.0812 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1A557A #7A3F1A
analogous
#1A7A6F #1A557A #1A257A
triadic
#1A557A #7A1A55 #557A1A
tetradic
#1A557A #6F1A7A #7A3F1A #257A1A
square
#1A557A #6F1A7A #7A3F1A #257A1A
split-complementary
#1A557A #7A1A25 #7A6F1A
monochromatic
#051219 #0F3248 #1A557A #2578AC #3999D5

Accessibility & contrast

On white

8.00
#1A557A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.62
#1A557A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A557A
8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1A557A#FFFFFF#000000##FFFFFF
##1A557A1.008.002.628.00
#FFFFFF8.001.0021.001.00
#0000002.6221.001.0021.00
##FFFFFF8.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#44557C
Deuteranopia (green-blind)
#374C79
Tritanopia (blue-blind)
#005E62
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #1a557a;
/* rgb */ color: rgb(26, 85, 122);
/* oklch */ color: oklch(43.0% 0.085 240.8);
Tailwind
colors: {
  custom: {
    50: '#6684a0',
    500: '#1a557a',
    950: '#000000',
  },
}
SCSS
$custom: #1a557a;
$custom-light: #6684a0;
$custom-dark: #000000;
JSON
{
  "hex": "#1a557a",
  "rgb": {
    "r": 26,
    "g": 85,
    "b": 122
  },
  "hsl": {
    "h": 203.125,
    "s": 64.865,
    "l": 29.02
  },
  "oklch": {
    "l": 0.43042,
    "c": 0.08525,
    "h": 240.8
  },
  "luminance": 0.08122
}

Semantic roles & 50–950 ramp

primary
#1A557A
secondary
#AE6B41
accent
#8140E8
background
#F6F8F9
surface
#EBEFF2
border
#C6CACC
text
#070B0F
muted
#7A7C7E

Preview Lab

Preview with #1A557A

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

Preview Lab → · Contrast checker → · Palette generator →

#1A557A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva