#247FD9#247FD9

#247FD9 is a mid, vivid cyan. Relative luminance 0.206; OKLCH L 59.1% C 0.160 H 252.5°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#247FD9
RGB	rgb(36, 127, 217)
HSL	hsl(210, 72%, 50%)
HSV	hsv(210, 83%, 85%)
CMYK	cmyk(83.4%, 41.5%, 0%, 14.9%)
CIE-LAB	lab(52.47, 6.38, -53.33)
CIE-LCH	lch(52.47, 53.71, 276.82°)
OKLab	oklab(59.13% -0.0482 -0.1527)
OKLCH	oklch(59.13% 0.16 252.5)
XYZ	xyz(20.8366, 20.5609, 68.5026)
Luminance	0.2056 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247FD9 #D97E24

analogous

#24D9D9 #247FD9 #2425D9

triadic

#247FD9 #D9247F #7FD924

tetradic

#247FD9 #D924D9 #D97E24 #25D924

square

#247FD9 #D924D9 #D97E24 #25D924

split-complementary

#247FD9 #D92425 #D9D924

monochromatic

#134270 #1B60A5 #247FD9 #579DE3 #8CBCEC

Accessibility & contrast

On white

4.11

#247FD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#247FD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247FD9

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247FD9	#FFFFFF	#000000	##000000
##247FD9	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5286DD

Deuteranopia (green-blind)

#3176D7

Tritanopia (blue-blind)

#0095A1

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #247fd9;
/* rgb */ color: rgb(36, 127, 217);
/* oklch */ color: oklch(59.1% 0.160 252.5);

Tailwind

colors: {
  custom: {
    50: '#7da3e5',
    500: '#247fd9',
    950: '#000000',
  },
}

SCSS

$custom: #247fd9;
$custom-light: #7da3e5;
$custom-dark: #000000;

JSON

{
  "hex": "#247fd9",
  "rgb": {
    "r": 36,
    "g": 127,
    "b": 217
  },
  "hsl": {
    "h": 209.834,
    "s": 71.542,
    "l": 49.608
  },
  "oklch": {
    "l": 0.59132,
    "c": 0.16018,
    "h": 252.5
  },
  "luminance": 0.20564
}

Semantic roles & 50–950 ramp

primary

#247FD9

secondary

#D6AC83

accent

#933AEE

background

#F8FAFE

surface

#F0F3FC

border

#CBCDD5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #247FD9

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

Preview Lab → · Contrast checker → · Palette generator →