#247ED9#247ED9

#247ED9 is a mid, vivid cyan. Relative luminance 0.203; OKLCH L 58.9% C 0.161 H 252.9°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#247ED9
RGB	rgb(36, 126, 217)
HSL	hsl(210, 72%, 50%)
HSV	hsv(210, 83%, 85%)
CMYK	cmyk(83.4%, 41.9%, 0%, 14.9%)
CIE-LAB	lab(52.18, 6.99, -53.79)
CIE-LCH	lch(52.18, 54.24, 277.40°)
OKLab	oklab(58.91% -0.0475 -0.1541)
OKLCH	oklch(58.91% 0.161 252.9)
XYZ	xyz(20.7081, 20.3039, 68.4598)
Luminance	0.2031 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247ED9 #D97F24

analogous

#24D9D9 #247ED9 #2524D9

triadic

#247ED9 #D9247E #7ED924

tetradic

#247ED9 #D924D9 #D97F24 #24D925

square

#247ED9 #D924D9 #D97F24 #24D925

split-complementary

#247ED9 #D92524 #D9D924

monochromatic

#134170 #1B60A5 #247ED9 #579DE3 #8CBBEC

Accessibility & contrast

On white

4.15

#247ED9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#247ED9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247ED9

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247ED9	#FFFFFF	#000000	##000000
##247ED9	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5085DD

Deuteranopia (green-blind)

#2E75D7

Tritanopia (blue-blind)

#0094A1

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #247ed9;
/* rgb */ color: rgb(36, 126, 217);
/* oklch */ color: oklch(58.9% 0.161 252.9);

Tailwind

colors: {
  custom: {
    50: '#7da2e5',
    500: '#247ed9',
    950: '#000000',
  },
}

SCSS

$custom: #247ed9;
$custom-light: #7da2e5;
$custom-dark: #000000;

JSON

{
  "hex": "#247ed9",
  "rgb": {
    "r": 36,
    "g": 126,
    "b": 217
  },
  "hsl": {
    "h": 210.166,
    "s": 71.542,
    "l": 49.608
  },
  "oklch": {
    "l": 0.58908,
    "c": 0.16124,
    "h": 252.9
  },
  "luminance": 0.20307
}

Semantic roles & 50–950 ramp

primary

#247ED9

secondary

#D6AD83

accent

#943AEE

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0F16

muted

#7D7E84

Preview Lab

Preview with #247ED9

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

Preview Lab → · Contrast checker → · Palette generator →