#1A738B#1A738B

#1A738B is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 51.7% C 0.087 H 220.9°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX#1A738B
RGBrgb(26, 115, 139)
HSLhsl(193, 68%, 32%)
HSVhsv(193, 81%, 55%)
CMYKcmyk(81.3%, 17.3%, 0%, 45.5%)
CIE-LABlab(44.72, -16.49, -20.33)
CIE-LCHlch(44.72, 26.18, 230.95°)
OKLaboklab(51.67% -0.0657 -0.0569)
OKLCHoklch(51.67% 0.087 220.9)
XYZxyz(11.2150, 14.3438, 26.5986)
Luminance0.1434 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1A738B #8B321A
analogous
#1A8B6A #1A738B #1A3B8B
triadic
#1A738B #8B1A73 #738B1A
tetradic
#1A738B #6A1A8B #8B321A #3B8B1A
square
#1A738B #6A1A8B #8B321A #3B8B1A
split-complementary
#1A738B #8B1A3B #8B6A1A
monochromatic
#071E24 #104857 #1A738B #249EBF #43BCDC

Accessibility & contrast

On white

5.43
#1A738B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.87
#1A738B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1A738B
5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1A738B#FFFFFF#000000##FFFFFF
##1A738B1.005.433.875.43
#FFFFFF5.431.0021.001.00
#0000003.8721.001.0021.00
##FFFFFF5.431.0021.001.00

Color blindness preview

Protanopia (red-blind)
#65708C
Deuteranopia (green-blind)
#56658B
Tritanopia (blue-blind)
#007B7B
Achromatopsia (no color)
#6A6A6A

Design tokens & code

CSS
--color: #1a738b;
/* rgb */ color: rgb(26, 115, 139);
/* oklch */ color: oklch(51.7% 0.087 220.9);
Tailwind
colors: {
  custom: {
    50: '#6b9bad',
    500: '#1a738b',
    950: '#000000',
  },
}
SCSS
$custom: #1a738b;
$custom-light: #6b9bad;
$custom-dark: #000000;
JSON
{
  "hex": "#1a738b",
  "rgb": {
    "r": 26,
    "g": 115,
    "b": 139
  },
  "hsl": {
    "h": 192.743,
    "s": 68.485,
    "l": 32.353
  },
  "oklch": {
    "l": 0.51673,
    "c": 0.08694,
    "h": 220.9
  },
  "luminance": 0.14345
}

Semantic roles & 50–950 ramp

primary
#1A738B
secondary
#BD5D44
accent
#623CEB
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#080E10
muted
#7A7E7F

Preview Lab

Preview with #1A738B

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

Preview Lab → · Contrast checker → · Palette generator →

#1A738B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva