#1B7594#1B7594

#1B7594 is a mid, moderate cyan. Relative luminance 0.151; OKLCH L 52.6% C 0.093 H 226.7°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX#1B7594
RGBrgb(27, 117, 148)
HSLhsl(195, 69%, 34%)
HSVhsv(195, 82%, 58%)
CMYKcmyk(81.8%, 20.9%, 0%, 42%)
CIE-LABlab(45.76, -14.29, -24.07)
CIE-LCHlch(45.76, 27.99, 239.30°)
OKLaboklab(52.64% -0.0637 -0.0676)
OKLCHoklch(52.64% 0.093 226.7)
XYZxyz(12.1564, 15.0922, 30.2836)
Luminance0.1509 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B7594 #943A1B
analogous
#1B9477 #1B7594 #1B3994
triadic
#1B7594 #941B75 #75941B
tetradic
#1B7594 #771B94 #943A1B #39941B
square
#1B7594 #771B94 #943A1B #39941B
split-complementary
#1B7594 #941B39 #94771B
monochromatic
#08232C #124C60 #1B7594 #249EC8 #4BB9DE

Accessibility & contrast

On white

5.23
#1B7594 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.02
#1B7594 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7594
5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B7594#FFFFFF#000000##FFFFFF
##1B75941.005.234.025.23
#FFFFFF5.231.0021.001.00
#0000004.0221.001.0021.00
##FFFFFF5.231.0021.001.00

Color blindness preview

Protanopia (red-blind)
#647396
Deuteranopia (green-blind)
#546794
Tritanopia (blue-blind)
#007E7F
Achromatopsia (no color)
#6C6C6C

Design tokens & code

CSS
--color: #1b7594;
/* rgb */ color: rgb(27, 117, 148);
/* oklch */ color: oklch(52.6% 0.093 226.7);
Tailwind
colors: {
  custom: {
    50: '#6d9cb3',
    500: '#1b7594',
    950: '#000000',
  },
}
SCSS
$custom: #1b7594;
$custom-light: #6d9cb3;
$custom-dark: #000000;
JSON
{
  "hex": "#1b7594",
  "rgb": {
    "r": 27,
    "g": 117,
    "b": 148
  },
  "hsl": {
    "h": 195.372,
    "s": 69.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.52637,
    "c": 0.09292,
    "h": 226.7
  },
  "luminance": 0.15094
}

Semantic roles & 50–950 ramp

primary
#1B7594
secondary
#C0694B
accent
#693CEC
background
#F7F9FB
surface
#EDF2F6
border
#C8CCD0
text
#080E11
muted
#7B7E80

Preview Lab

Preview with #1B7594

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

Preview Lab → · Contrast checker → · Palette generator →

#1B7594 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva