#247EB1#247EB1

#247EB1 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.6% C 0.113 H 239.0°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX#247EB1
RGBrgb(36, 126, 177)
HSLhsl(202, 66%, 42%)
HSVhsv(202, 80%, 69%)
CMYKcmyk(79.7%, 28.8%, 0%, 30.6%)
CIE-LABlab(50.06, -7.97, -34.30)
CIE-LCHlch(50.06, 35.22, 256.92°)
OKLaboklab(56.55% -0.0583 -0.0971)
OKLCHoklch(56.55% 0.113 239)
XYZxyz(16.1211, 18.4691, 44.3017)
Luminance0.1847 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#247EB1 #B15724
analogous
#24B19E #247EB1 #2438B1
triadic
#247EB1 #B1247E #7EB124
tetradic
#247EB1 #9E24B1 #B15724 #38B124
square
#247EB1 #9E24B1 #B15724 #38B124
split-complementary
#247EB1 #B12438 #B19E24
monochromatic
#0F364B #1A5A7E #247EB1 #3B9FD7 #6EB8E1

Accessibility & contrast

On white

4.47
#247EB1 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.69
#247EB1 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247EB1
4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##247EB1#FFFFFF#000000##000000
##247EB11.004.474.694.69
#FFFFFF4.471.0021.0021.00
#0000004.6921.001.001.00
##0000004.6921.001.001.00

Color blindness preview

Protanopia (red-blind)
#667EB3
Deuteranopia (green-blind)
#5371B0
Tritanopia (blue-blind)
#008B90
Achromatopsia (no color)
#777777

Design tokens & code

CSS
--color: #247eb1;
/* rgb */ color: rgb(36, 126, 177);
/* oklch */ color: oklch(56.6% 0.113 239.0);
Tailwind
colors: {
  custom: {
    50: '#75a3c8',
    500: '#247eb1',
    950: '#000000',
  },
}
SCSS
$custom: #247eb1;
$custom-light: #75a3c8;
$custom-dark: #000000;
JSON
{
  "hex": "#247eb1",
  "rgb": {
    "r": 36,
    "g": 126,
    "b": 177
  },
  "hsl": {
    "h": 201.702,
    "s": 66.197,
    "l": 41.765
  },
  "oklch": {
    "l": 0.56552,
    "c": 0.11325,
    "h": 239
  },
  "luminance": 0.18471
}

Semantic roles & 50–950 ramp

primary
#247EB1
secondary
#C88B69
accent
#7C3FE9
background
#F7FAFC
surface
#EEF3F8
border
#C9CDD1
text
#0A0F13
muted
#7C7F82

Preview Lab

Preview with #247EB1

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

Preview Lab → · Contrast checker → · Palette generator →

#247EB1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva