#275FAB#275FAB

#275FAB is a mid, vivid cyan. Relative luminance 0.116; OKLCH L 49.0% C 0.135 H 257.1°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX#275FAB
RGBrgb(39, 95, 171)
HSLhsl(215, 63%, 41%)
HSVhsv(215, 77%, 67%)
CMYKcmyk(77.2%, 44.4%, 0%, 32.9%)
CIE-LABlab(40.50, 9.22, -45.95)
CIE-LCHlch(40.50, 46.87, 281.34°)
OKLaboklab(48.97% -0.0302 -0.1316)
OKLCHoklch(48.97% 0.135 257.1)
XYZxyz(12.2769, 11.5546, 40.1034)
Luminance0.1156 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#275FAB #AB7327
analogous
#27A1AB #275FAB #3127AB
triadic
#275FAB #AB275F #5FAB27
tetradic
#275FAB #AB27A1 #AB7327 #27AB31
square
#275FAB #AB27A1 #AB7327 #27AB31
split-complementary
#275FAB #AB3127 #A1AB27
monochromatic
#102847 #1C4379 #275FAB #3D7CD3 #6E9EDE

Accessibility & contrast

On white

6.34
#275FAB on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.31
#275FAB on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275FAB
6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##275FAB#FFFFFF#000000##FFFFFF
##275FAB1.006.343.316.34
#FFFFFF6.341.0021.001.00
#0000003.3121.001.0021.00
##FFFFFF6.341.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3866AE
Deuteranopia (green-blind)
#1E5AA9
Tritanopia (blue-blind)
#00717C
Achromatopsia (no color)
#5F5F5F

Design tokens & code

CSS
--color: #275fab;
/* rgb */ color: rgb(39, 95, 171);
/* oklch */ color: oklch(49.0% 0.135 257.1);
Tailwind
colors: {
  custom: {
    50: '#758bc4',
    500: '#275fab',
    950: '#000000',
  },
}
SCSS
$custom: #275fab;
$custom-light: #758bc4;
$custom-dark: #000000;
JSON
{
  "hex": "#275fab",
  "rgb": {
    "r": 39,
    "g": 95,
    "b": 171
  },
  "hsl": {
    "h": 214.545,
    "s": 62.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.48965,
    "c": 0.13505,
    "h": 257.1
  },
  "luminance": 0.11556
}

Semantic roles & 50–950 ramp

primary
#275FAB
secondary
#C59E69
accent
#A042E6
background
#F7F8FC
surface
#EEF0F8
border
#C9CBD1
text
#0A0C13
muted
#7C7D82

Preview Lab

Preview with #275FAB

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

Preview Lab → · Contrast checker → · Palette generator →

#275FAB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva