#277FAA#277FAA

#277FAA is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.5% C 0.104 H 234.7°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX#277FAA
RGBrgb(39, 127, 170)
HSLhsl(200, 63%, 41%)
HSVhsv(200, 77%, 67%)
CMYKcmyk(77.1%, 25.3%, 0%, 33.3%)
CIE-LABlab(50.11, -10.74, -30.17)
CIE-LCHlch(50.11, 32.02, 250.41°)
OKLaboklab(56.5% -0.0603 -0.085)
OKLCHoklch(56.5% 0.104 234.7)
XYZxyz(15.6789, 18.5105, 40.7690)
Luminance0.1851 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#277FAA #AA5227
analogous
#27AA93 #277FAA #273DAA
triadic
#277FAA #AA277F #7FAA27
tetradic
#277FAA #9327AA #AA5227 #3DAA27
square
#277FAA #9327AA #AA5227 #3DAA27
split-complementary
#277FAA #AA273D #AA9327
monochromatic
#103546 #1C5A78 #277FAA #3CA1D2 #6EB9DE

Accessibility & contrast

On white

4.47
#277FAA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.70
#277FAA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #277FAA
4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##277FAA#FFFFFF#000000##000000
##277FAA1.004.474.704.70
#FFFFFF4.471.0021.0021.00
#0000004.7021.001.001.00
##0000004.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#6A7EAC
Deuteranopia (green-blind)
#5872A9
Tritanopia (blue-blind)
#008A8E
Achromatopsia (no color)
#777777

Design tokens & code

CSS
--color: #277faa;
/* rgb */ color: rgb(39, 127, 170);
/* oklch */ color: oklch(56.5% 0.104 234.7);
Tailwind
colors: {
  custom: {
    50: '#75a4c3',
    500: '#277faa',
    950: '#000000',
  },
}
SCSS
$custom: #277faa;
$custom-light: #75a4c3;
$custom-dark: #000000;
JSON
{
  "hex": "#277faa",
  "rgb": {
    "r": 39,
    "g": 127,
    "b": 170
  },
  "hsl": {
    "h": 199.695,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.56504,
    "c": 0.10427,
    "h": 234.7
  },
  "luminance": 0.18512
}

Semantic roles & 50–950 ramp

primary
#277FAA
secondary
#C48769
accent
#7842E6
background
#F7FAFC
surface
#EEF4F8
border
#C9CED1
text
#0A0F12
muted
#7C7F81

Preview Lab

Preview with #277FAA

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

Preview Lab → · Contrast checker → · Palette generator →

#277FAA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva