#247C9B#247C9B

#247C9B is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 54.9% C 0.093 H 226.3°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#247C9B
RGB	rgb(36, 124, 155)
HSL	hsl(196, 62%, 37%)
HSV	hsv(196, 77%, 61%)
CMYK	cmyk(76.8%, 20%, 0%, 39.2%)
CIE-LAB	lab(48.46, -14.72, -24.00)
CIE-LCH	lch(48.46, 28.16, 238.49°)
OKLab	oklab(54.95% -0.0643 -0.0673)
OKLCH	oklch(54.95% 0.093 226.3)
XYZ	xyz(13.8492, 17.1553, 33.5854)
Luminance	0.1716 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247C9B #9B4324

analogous

#249B7E #247C9B #24419B

triadic

#247C9B #9B247C #7C9B24

tetradic

#247C9B #7E249B #9B4324 #419B24

square

#247C9B #7E249B #9B4324 #419B24

split-complementary

#247C9B #9B2441 #9B7E24

monochromatic

#0D2D38 #185469 #247C9B #30A4CD #5FBADA

Accessibility & contrast

On white

4.74

#247C9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#247C9B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #247C9B

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247C9B	#FFFFFF	#000000	##FFFFFF
##247C9B	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7A9D

Deuteranopia (green-blind)

#5B6E9B

Tritanopia (blue-blind)

#008586

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #247c9b;
/* rgb */ color: rgb(36, 124, 155);
/* oklch */ color: oklch(54.9% 0.093 226.3);

Tailwind

colors: {
  custom: {
    50: '#71a2b8',
    500: '#247c9b',
    950: '#000000',
  },
}

SCSS

$custom: #247c9b;
$custom-light: #71a2b8;
$custom-dark: #000000;

JSON

{
  "hex": "#247c9b",
  "rgb": {
    "r": 36,
    "g": 124,
    "b": 155
  },
  "hsl": {
    "h": 195.63,
    "s": 62.304,
    "l": 37.451
  },
  "oklch": {
    "l": 0.54947,
    "c": 0.09308,
    "h": 226.3
  },
  "luminance": 0.17157
}

Semantic roles & 50–950 ramp

primary

#247C9B

secondary

#BF765C

accent

#6D42E5

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #247C9B

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

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