#247FB0#247FB0

#247FB0 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.7% C 0.111 H 237.7°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX#247FB0
RGBrgb(36, 127, 176)
HSLhsl(201, 66%, 42%)
HSVhsv(201, 80%, 69%)
CMYKcmyk(79.5%, 27.8%, 0%, 31%)
CIE-LABlab(50.32, -8.92, -33.32)
CIE-LCHlch(50.32, 34.49, 255.02°)
OKLaboklab(56.74% -0.0596 -0.0942)
OKLCHoklch(56.74% 0.111 237.7)
XYZxyz(16.1503, 18.6864, 43.8215)
Luminance0.1869 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#247FB0 #B05524
analogous
#24B09B #247FB0 #2439B0
triadic
#247FB0 #B0247F #7FB024
tetradic
#247FB0 #9B24B0 #B05524 #39B024
square
#247FB0 #9B24B0 #B05524 #39B024
split-complementary
#247FB0 #B02439 #B09B24
monochromatic
#0F364A #1A5A7D #247FB0 #3AA0D7 #6DB9E1

Accessibility & contrast

On white

4.43
#247FB0 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.74
#247FB0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247FB0
4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##247FB0#FFFFFF#000000##000000
##247FB01.004.434.744.74
#FFFFFF4.431.0021.0021.00
#0000004.7421.001.001.00
##0000004.7421.001.001.00

Color blindness preview

Protanopia (red-blind)
#687FB2
Deuteranopia (green-blind)
#5572AF
Tritanopia (blue-blind)
#008C90
Achromatopsia (no color)
#787878

Design tokens & code

CSS
--color: #247fb0;
/* rgb */ color: rgb(36, 127, 176);
/* oklch */ color: oklch(56.7% 0.111 237.7);
Tailwind
colors: {
  custom: {
    50: '#75a4c8',
    500: '#247fb0',
    950: '#000000',
  },
}
SCSS
$custom: #247fb0;
$custom-light: #75a4c8;
$custom-dark: #000000;
JSON
{
  "hex": "#247fb0",
  "rgb": {
    "r": 36,
    "g": 127,
    "b": 176
  },
  "hsl": {
    "h": 201,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.56741,
    "c": 0.11148,
    "h": 237.7
  },
  "luminance": 0.18688
}

Semantic roles & 50–950 ramp

primary
#247FB0
secondary
#C88A68
accent
#7A3FE9
background
#F7FAFC
surface
#EEF3F8
border
#C9CDD1
text
#0A0F13
muted
#7C7F82

Preview Lab

Preview with #247FB0

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

Preview Lab → · Contrast checker → · Palette generator →

#247FB0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva