#1B5276#1B5276

#1B5276 is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.1% C 0.082 H 241.6°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX#1B5276
RGBrgb(27, 82, 118)
HSLhsl(204, 63%, 28%)
HSVhsv(204, 77%, 46%)
CMYKcmyk(77.1%, 30.5%, 0%, 53.7%)
CIE-LABlab(33.08, -4.62, -25.63)
CIE-LCHlch(33.08, 26.05, 259.78°)
OKLaboklab(42.07% -0.0392 -0.0725)
OKLCHoklch(42.07% 0.082 241.6)
XYZxyz(6.7380, 7.5748, 18.2430)
Luminance0.0758 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B5276 #763F1B
analogous
#1B766C #1B5276 #1B2476
triadic
#1B5276 #761B52 #52761B
tetradic
#1B5276 #6C1B76 #763F1B #24761B
square
#1B5276 #6C1B76 #763F1B #24761B
split-complementary
#1B5276 #761B24 #766C1B
monochromatic
#061119 #102F44 #1B5276 #2675A8 #3A96D2

Accessibility & contrast

On white

8.35
#1B5276 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.52
#1B5276 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5276
8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B5276#FFFFFF#000000##FFFFFF
##1B52761.008.352.528.35
#FFFFFF8.351.0021.001.00
#0000002.5221.001.0021.00
##FFFFFF8.351.0021.001.00

Color blindness preview

Protanopia (red-blind)
#415378
Deuteranopia (green-blind)
#354A75
Tritanopia (blue-blind)
#005B5F
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #1b5276;
/* rgb */ color: rgb(27, 82, 118);
/* oklch */ color: oklch(42.1% 0.082 241.6);
Tailwind
colors: {
  custom: {
    50: '#65829d',
    500: '#1b5276',
    950: '#000000',
  },
}
SCSS
$custom: #1b5276;
$custom-light: #65829d;
$custom-dark: #000000;
JSON
{
  "hex": "#1b5276",
  "rgb": {
    "r": 27,
    "g": 82,
    "b": 118
  },
  "hsl": {
    "h": 203.736,
    "s": 62.759,
    "l": 28.431
  },
  "oklch": {
    "l": 0.4207,
    "c": 0.08244,
    "h": 241.6
  },
  "luminance": 0.07576
}

Semantic roles & 50–950 ramp

primary
#1B5276
secondary
#AA6C42
accent
#8342E6
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#060A0E
muted
#7A7C7E

Preview Lab

Preview with #1B5276

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

Preview Lab → · Contrast checker → · Palette generator →

#1B5276 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva