#247B99#247B99

#247B99 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.6% C 0.092 H 225.8°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#247B99
RGB	rgb(36, 123, 153)
HSL	hsl(195, 62%, 37%)
HSV	hsv(195, 76%, 60%)
CMYK	cmyk(76.5%, 19.6%, 0%, 40%)
CIE-LAB	lab(48.06, -14.86, -23.45)
CIE-LCH	lch(48.06, 27.76, 237.64°)
OKLab	oklab(54.6% -0.064 -0.0657)
OKLCH	oklch(54.6% 0.092 225.8)
XYZ	xyz(13.5579, 16.8393, 32.6666)
Luminance	0.1684 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247B99 #994224

analogous

#24997D #247B99 #244099

triadic

#247B99 #99247B #7B9924

tetradic

#247B99 #7D2499 #994224 #409924

square

#247B99 #7D2499 #994224 #409924

split-complementary

#247B99 #992440 #997D24

monochromatic

#0D2B36 #185367 #247B99 #30A3CB #5EBAD9

Accessibility & contrast

On white

4.81

#247B99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#247B99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #247B99

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247B99	#FFFFFF	#000000	##FFFFFF
##247B99	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B789B

Deuteranopia (green-blind)

#5B6D99

Tritanopia (blue-blind)

#008485

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #247b99;
/* rgb */ color: rgb(36, 123, 153);
/* oklch */ color: oklch(54.6% 0.092 225.8);

Tailwind

colors: {
  custom: {
    50: '#71a1b7',
    500: '#247b99',
    950: '#000000',
  },
}

SCSS

$custom: #247b99;
$custom-light: #71a1b7;
$custom-dark: #000000;

JSON

{
  "hex": "#247b99",
  "rgb": {
    "r": 36,
    "g": 123,
    "b": 153
  },
  "hsl": {
    "h": 195.385,
    "s": 61.905,
    "l": 37.059
  },
  "oklch": {
    "l": 0.54601,
    "c": 0.09178,
    "h": 225.8
  },
  "luminance": 0.16841
}

Semantic roles & 50–950 ramp

primary

#247B99

secondary

#BE745B

accent

#6C43E5

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #247B99

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

Preview Lab → · Contrast checker → · Palette generator →