#247F9F#247F9F

#247F9F is a mid, moderate cyan. Relative luminance 0.181; OKLCH L 55.9% C 0.095 H 226.4°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#247F9F
RGB	rgb(36, 127, 159)
HSL	hsl(196, 63%, 38%)
HSV	hsv(196, 77%, 62%)
CMYK	cmyk(77.4%, 20.1%, 0%, 37.6%)
CIE-LAB	lab(49.56, -14.99, -24.63)
CIE-LCH	lch(49.56, 28.83, 238.67°)
OKLab	oklab(55.89% -0.0657 -0.0691)
OKLCH	oklch(55.89% 0.095 226.4)
XYZ	xyz(14.5724, 18.0553, 35.5112)
Luminance	0.1806 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247F9F #9F4424

analogous

#249F81 #247F9F #24419F

triadic

#247F9F #9F247F #7F9F24

tetradic

#247F9F #81249F #9F4424 #419F24

square

#247F9F #81249F #9F4424 #419F24

split-complementary

#247F9F #9F2441 #9F8124

monochromatic

#0D2F3B #19576D #247F9F #30A6D0 #62BCDB

Accessibility & contrast

On white

4.55

#247F9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#247F9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #247F9F

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247F9F	#FFFFFF	#000000	##000000
##247F9F	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7CA1

Deuteranopia (green-blind)

#5D719F

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #247f9f;
/* rgb */ color: rgb(36, 127, 159);
/* oklch */ color: oklch(55.9% 0.095 226.4);

Tailwind

colors: {
  custom: {
    50: '#72a4bb',
    500: '#247f9f',
    950: '#000000',
  },
}

SCSS

$custom: #247f9f;
$custom-light: #72a4bb;
$custom-dark: #000000;

JSON

{
  "hex": "#247f9f",
  "rgb": {
    "r": 36,
    "g": 127,
    "b": 159
  },
  "hsl": {
    "h": 195.61,
    "s": 63.077,
    "l": 38.235
  },
  "oklch": {
    "l": 0.5589,
    "c": 0.09538,
    "h": 226.4
  },
  "luminance": 0.18057
}

Semantic roles & 50–950 ramp

primary

#247F9F

secondary

#C1785E

accent

#6C42E6

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #247F9F

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

Preview Lab → · Contrast checker → · Palette generator →