Clear Blue#247AFD

#247AFD is a mid, highly saturated blue. Relative luminance 0.214; OKLCH L 60.6% C 0.211 H 259.4°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Clear Blue — editorial page

Color values

HEX	#247AFD
RGB	rgb(36, 122, 253)
HSL	hsl(216, 98%, 57%)
HSV	hsv(216, 86%, 99%)
CMYK	cmyk(85.8%, 51.8%, 0%, 0.8%)
CIE-LAB	lab(53.37, 23.11, -71.98)
CIE-LCH	lch(53.37, 75.60, 287.80°)
OKLab	oklab(60.56% -0.0388 -0.2077)
OKLCH	oklch(60.56% 0.211 259.4)
XYZ	xyz(25.4102, 21.3827, 95.6975)
Luminance	0.2139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247AFD #FDA724

analogous

#24E7FD #247AFD #3B24FD

triadic

#247AFD #FD247A #7AFD24

tetradic

#247AFD #FD24E7 #FDA724 #24FD3B

square

#247AFD #FD24E7 #FDA724 #24FD3B

split-complementary

#247AFD #FD3B24 #E7FD24

monochromatic

#0242A5 #025BE2 #247AFD #619FFE #9DC4FE

Accessibility & contrast

On white

3.98

#247AFD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#247AFD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247AFD

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247AFD	#FFFFFF	#000000	##000000
##247AFD	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#138AFF

Deuteranopia (green-blind)

#0076FA

Tritanopia (blue-blind)

#009AB0

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #247afd;
/* rgb */ color: rgb(36, 122, 253);
/* oklch */ color: oklch(60.6% 0.211 259.4);

Tailwind

colors: {
  custom: {
    50: '#869fff',
    500: '#247afd',
    950: '#000000',
  },
}

SCSS

$custom: #247afd;
$custom-light: #869fff;
$custom-dark: #000000;

JSON

{
  "hex": "#247afd",
  "rgb": {
    "r": 36,
    "g": 122,
    "b": 253
  },
  "hsl": {
    "h": 216.221,
    "s": 98.19,
    "l": 56.667
  },
  "oklch": {
    "l": 0.60555,
    "c": 0.21131,
    "h": 259.4
  },
  "luminance": 0.21386
}

Semantic roles & 50–950 ramp

primary

#247AFD

secondary

#EBC892

accent

#AA29FF

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0D0E18

muted

#7E7E86

Preview Lab

Preview with #247AFD

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

Preview Lab → · Contrast checker → · Palette generator →