#247EC4#247EC4

#247EC4 is a mid, vivid cyan. Relative luminance 0.193; OKLCH L 57.6% C 0.135 H 247.1°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#247EC4
RGB	rgb(36, 126, 196)
HSL	hsl(206, 69%, 45%)
HSV	hsv(206, 82%, 77%)
CMYK	cmyk(81.6%, 35.7%, 0%, 23.1%)
CIE-LAB	lab(51.01, -0.93, -43.72)
CIE-LCH	lch(51.01, 43.73, 268.78°)
OKLab	oklab(57.62% -0.0526 -0.1246)
OKLCH	oklch(57.62% 0.135 247.1)
XYZ	xyz(18.1484, 19.2801, 54.9788)
Luminance	0.1928 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247EC4 #C46A24

analogous

#24C4BA #247EC4 #242EC4

triadic

#247EC4 #C4247E #7EC424

tetradic

#247EC4 #BA24C4 #C46A24 #2EC424

square

#247EC4 #BA24C4 #C46A24 #2EC424

split-complementary

#247EC4 #C4242E #C4BA24

monochromatic

#113C5D #1B5D90 #247EC4 #489CDD #7CB8E7

Accessibility & contrast

On white

4.32

#247EC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#247EC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247EC4

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247EC4	#FFFFFF	#000000	##000000
##247EC4	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D81C7

Deuteranopia (green-blind)

#4573C3

Tritanopia (blue-blind)

#008F98

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #247ec4;
/* rgb */ color: rgb(36, 126, 196);
/* oklch */ color: oklch(57.6% 0.135 247.1);

Tailwind

colors: {
  custom: {
    50: '#79a3d6',
    500: '#247ec4',
    950: '#000000',
  },
}

SCSS

$custom: #247ec4;
$custom-light: #79a3d6;
$custom-dark: #000000;

JSON

{
  "hex": "#247ec4",
  "rgb": {
    "r": 36,
    "g": 126,
    "b": 196
  },
  "hsl": {
    "h": 206.25,
    "s": 68.966,
    "l": 45.49
  },
  "oklch": {
    "l": 0.57617,
    "c": 0.13521,
    "h": 247.1
  },
  "luminance": 0.19282
}

Semantic roles & 50–950 ramp

primary

#247EC4

secondary

#CF9C75

accent

#893CEC

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #247EC4

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

Preview Lab → · Contrast checker → · Palette generator →