#247F99#247F99

#247F99 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.6% C 0.091 H 221.5°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#247F99
RGB	rgb(36, 127, 153)
HSL	hsl(193, 62%, 37%)
HSV	hsv(193, 76%, 60%)
CMYK	cmyk(76.5%, 17%, 0%, 40%)
CIE-LAB	lab(49.32, -17.07, -21.51)
CIE-LCH	lch(49.32, 27.46, 231.55°)
OKLab	oklab(55.61% -0.0681 -0.0602)
OKLCH	oklch(55.61% 0.091 221.5)
XYZ	xyz(14.0643, 17.8520, 32.8354)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247F99 #993E24

analogous

#249979 #247F99 #244599

triadic

#247F99 #99247F #7F9924

tetradic

#247F99 #792499 #993E24 #459924

square

#247F99 #792499 #993E24 #459924

split-complementary

#247F99 #992445 #997924

monochromatic

#0D2D36 #185667 #247F99 #30A8CB #5EBED9

Accessibility & contrast

On white

4.59

#247F99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#247F99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #247F99

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247F99	#FFFFFF	#000000	##FFFFFF
##247F99	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#707C9A

Deuteranopia (green-blind)

#607099

Tritanopia (blue-blind)

#008787

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #247f99;
/* rgb */ color: rgb(36, 127, 153);
/* oklch */ color: oklch(55.6% 0.091 221.5);

Tailwind

colors: {
  custom: {
    50: '#71a4b7',
    500: '#247f99',
    950: '#000000',
  },
}

SCSS

$custom: #247f99;
$custom-light: #71a4b7;
$custom-dark: #000000;

JSON

{
  "hex": "#247f99",
  "rgb": {
    "r": 36,
    "g": 127,
    "b": 153
  },
  "hsl": {
    "h": 193.333,
    "s": 61.905,
    "l": 37.059
  },
  "oklch": {
    "l": 0.5561,
    "c": 0.09088,
    "h": 221.5
  },
  "luminance": 0.17854
}

Semantic roles & 50–950 ramp

primary

#247F99

secondary

#BE715B

accent

#6743E5

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #247F99

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

Preview Lab → · Contrast checker → · Palette generator →