#247CD4#247CD4

#247CD4 is a mid, vivid cyan. Relative luminance 0.195; OKLCH L 58.1% C 0.157 H 252.6°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#247CD4
RGB	rgb(36, 124, 212)
HSL	hsl(210, 71%, 49%)
HSV	hsv(210, 83%, 83%)
CMYK	cmyk(83%, 41.5%, 0%, 16.9%)
CIE-LAB	lab(51.31, 6.32, -52.34)
CIE-LCH	lch(51.31, 52.72, 276.89°)
OKLab	oklab(58.14% -0.047 -0.1499)
OKLCH	oklch(58.14% 0.157 252.6)
XYZ	xyz(19.8144, 19.5414, 65.0021)
Luminance	0.1954 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247CD4 #D47C24

analogous

#24D4D4 #247CD4 #2424D4

triadic

#247CD4 #D4247C #7CD424

tetradic

#247CD4 #D424D4 #D47C24 #24D424

square

#247CD4 #D424D4 #D47C24 #24D424

split-complementary

#247CD4 #D42424 #D4D424

monochromatic

#123F6B #1B5DA0 #247CD4 #539BE2 #88B9EB

Accessibility & contrast

On white

4.28

#247CD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#247CD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247CD4

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247CD4	#FFFFFF	#000000	##000000
##247CD4	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5083D7

Deuteranopia (green-blind)

#3073D2

Tritanopia (blue-blind)

#00919D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #247cd4;
/* rgb */ color: rgb(36, 124, 212);
/* oklch */ color: oklch(58.1% 0.157 252.6);

Tailwind

colors: {
  custom: {
    50: '#7ca1e2',
    500: '#247cd4',
    950: '#000000',
  },
}

SCSS

$custom: #247cd4;
$custom-light: #7ca1e2;
$custom-dark: #000000;

JSON

{
  "hex": "#247cd4",
  "rgb": {
    "r": 36,
    "g": 124,
    "b": 212
  },
  "hsl": {
    "h": 210,
    "s": 70.968,
    "l": 48.627
  },
  "oklch": {
    "l": 0.58141,
    "c": 0.15709,
    "h": 252.6
  },
  "luminance": 0.19544
}

Semantic roles & 50–950 ramp

primary

#247CD4

secondary

#D4AA80

accent

#943AEE

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #247CD4

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

Preview Lab → · Contrast checker → · Palette generator →