#247E9D#247E9D

#247E9D is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.5% C 0.094 H 225.9°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#247E9D
RGB	rgb(36, 126, 157)
HSL	hsl(195, 63%, 38%)
HSV	hsv(195, 77%, 62%)
CMYK	cmyk(77.1%, 19.7%, 0%, 38.4%)
CIE-LAB	lab(49.17, -15.13, -24.07)
CIE-LCH	lch(49.17, 28.44, 237.85°)
OKLab	oklab(55.54% -0.0655 -0.0675)
OKLCH	oklch(55.54% 0.094 225.9)
XYZ	xyz(14.2717, 17.7294, 34.5617)
Luminance	0.1773 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247E9D #9D4324

analogous

#249D7F #247E9D #24419D

triadic

#247E9D #9D247E #7E9D24

tetradic

#247E9D #7F249D #9D4324 #419D24

square

#247E9D #7F249D #9D4324 #419D24

split-complementary

#247E9D #9D2441 #9D7F24

monochromatic

#0D2E39 #19566B #247E9D #2FA6CF #61BBDB

Accessibility & contrast

On white

4.62

#247E9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#247E9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #247E9D

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247E9D	#FFFFFF	#000000	##FFFFFF
##247E9D	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7B9F

Deuteranopia (green-blind)

#5D709D

Tritanopia (blue-blind)

#008788

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #247e9d;
/* rgb */ color: rgb(36, 126, 157);
/* oklch */ color: oklch(55.5% 0.094 225.9);

Tailwind

colors: {
  custom: {
    50: '#72a3ba',
    500: '#247e9d',
    950: '#000000',
  },
}

SCSS

$custom: #247e9d;
$custom-light: #72a3ba;
$custom-dark: #000000;

JSON

{
  "hex": "#247e9d",
  "rgb": {
    "r": 36,
    "g": 126,
    "b": 157
  },
  "hsl": {
    "h": 195.372,
    "s": 62.694,
    "l": 37.843
  },
  "oklch": {
    "l": 0.55544,
    "c": 0.09408,
    "h": 225.9
  },
  "luminance": 0.17731
}

Semantic roles & 50–950 ramp

primary

#247E9D

secondary

#C0765D

accent

#6C42E6

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #247E9D

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

Preview Lab → · Contrast checker → · Palette generator →