#247B9C#247B9C

#247B9C is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 54.7% C 0.094 H 228.2°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#247B9C
RGB	rgb(36, 123, 156)
HSL	hsl(197, 63%, 38%)
HSV	hsv(197, 77%, 61%)
CMYK	cmyk(76.9%, 21.2%, 0%, 38.8%)
CIE-LAB	lab(48.18, -13.80, -25.01)
CIE-LCH	lch(48.18, 28.57, 241.10°)
OKLab	oklab(54.74% -0.0629 -0.0702)
OKLCH	oklch(54.74% 0.094 228.2)
XYZ	xyz(13.8088, 16.9396, 33.9879)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247B9C #9C4524

analogous

#249C81 #247B9C #243F9C

triadic

#247B9C #9C247B #7B9C24

tetradic

#247B9C #81249C #9C4524 #3F9C24

square

#247B9C #81249C #9C4524 #3F9C24

split-complementary

#247B9C #9C243F #9C8124

monochromatic

#0D2D39 #19546A #247B9C #2FA2CE #60B9DA

Accessibility & contrast

On white

4.79

#247B9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#247B9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #247B9C

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247B9C	#FFFFFF	#000000	##FFFFFF
##247B9C	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A799E

Deuteranopia (green-blind)

#5A6D9C

Tritanopia (blue-blind)

#008486

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #247b9c;
/* rgb */ color: rgb(36, 123, 156);
/* oklch */ color: oklch(54.7% 0.094 228.2);

Tailwind

colors: {
  custom: {
    50: '#71a1b9',
    500: '#247b9c',
    950: '#000000',
  },
}

SCSS

$custom: #247b9c;
$custom-light: #71a1b9;
$custom-dark: #000000;

JSON

{
  "hex": "#247b9c",
  "rgb": {
    "r": 36,
    "g": 123,
    "b": 156
  },
  "hsl": {
    "h": 196.5,
    "s": 62.5,
    "l": 37.647
  },
  "oklch": {
    "l": 0.54744,
    "c": 0.09426,
    "h": 228.2
  },
  "luminance": 0.16941
}

Semantic roles & 50–950 ramp

primary

#247B9C

secondary

#BF785C

accent

#6F42E6

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #247B9C

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

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