#247A9F#247A9F

#247A9F is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.6% C 0.097 H 231.4°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#247A9F
RGB	rgb(36, 122, 159)
HSL	hsl(198, 63%, 38%)
HSV	hsv(198, 77%, 62%)
CMYK	cmyk(77.4%, 23.3%, 0%, 37.6%)
CIE-LAB	lab(48.00, -12.17, -27.05)
CIE-LCH	lch(48.00, 29.66, 245.77°)
OKLab	oklab(54.64% -0.0607 -0.0761)
OKLCH	oklch(54.64% 0.097 231.4)
XYZ	xyz(13.9426, 16.7957, 35.3012)
Luminance	0.1680 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247A9F #9F4924

analogous

#249F86 #247A9F #243C9F

triadic

#247A9F #9F247A #7A9F24

tetradic

#247A9F #86249F #9F4924 #3C9F24

square

#247A9F #86249F #9F4924 #3C9F24

split-complementary

#247A9F #9F243C #9F8624

monochromatic

#0D2D3B #19546D #247A9F #30A0D0 #62B7DB

Accessibility & contrast

On white

4.82

#247A9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#247A9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #247A9F

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247A9F	#FFFFFF	#000000	##FFFFFF
##247A9F	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6778A1

Deuteranopia (green-blind)

#576D9E

Tritanopia (blue-blind)

#008486

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #247a9f;
/* rgb */ color: rgb(36, 122, 159);
/* oklch */ color: oklch(54.6% 0.097 231.4);

Tailwind

colors: {
  custom: {
    50: '#72a0bb',
    500: '#247a9f',
    950: '#000000',
  },
}

SCSS

$custom: #247a9f;
$custom-light: #72a0bb;
$custom-dark: #000000;

JSON

{
  "hex": "#247a9f",
  "rgb": {
    "r": 36,
    "g": 122,
    "b": 159
  },
  "hsl": {
    "h": 198.049,
    "s": 63.077,
    "l": 38.235
  },
  "oklch": {
    "l": 0.54642,
    "c": 0.09737,
    "h": 231.4
  },
  "luminance": 0.16797
}

Semantic roles & 50–950 ramp

primary

#247A9F

secondary

#C17C5E

accent

#7342E6

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #247A9F

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

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