#247E9A#247E9A

#247E9A is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.4% C 0.092 H 223.4°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#247E9A
RGB	rgb(36, 126, 154)
HSL	hsl(194, 62%, 37%)
HSV	hsv(194, 77%, 60%)
CMYK	cmyk(76.6%, 18.2%, 0%, 39.6%)
CIE-LAB	lab(49.04, -16.18, -22.51)
CIE-LCH	lch(49.04, 27.72, 234.30°)
OKLab	oklab(55.4% -0.0667 -0.063)
OKLCH	oklch(55.4% 0.092 223.4)
XYZ	xyz(14.0187, 17.6282, 33.2293)
Luminance	0.1763 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247E9A #9A4024

analogous

#249A7B #247E9A #24439A

triadic

#247E9A #9A247E #7E9A24

tetradic

#247E9A #7B249A #9A4024 #439A24

square

#247E9A #7B249A #9A4024 #439A24

split-complementary

#247E9A #9A2443 #9A7B24

monochromatic

#0D2D37 #185568 #247E9A #30A7CC #5FBCDA

Accessibility & contrast

On white

4.64

#247E9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#247E9A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #247E9A

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247E9A	#FFFFFF	#000000	##FFFFFF
##247E9A	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7B9B

Deuteranopia (green-blind)

#5E709A

Tritanopia (blue-blind)

#008787

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #247e9a;
/* rgb */ color: rgb(36, 126, 154);
/* oklch */ color: oklch(55.4% 0.092 223.4);

Tailwind

colors: {
  custom: {
    50: '#71a3b7',
    500: '#247e9a',
    950: '#000000',
  },
}

SCSS

$custom: #247e9a;
$custom-light: #71a3b7;
$custom-dark: #000000;

JSON

{
  "hex": "#247e9a",
  "rgb": {
    "r": 36,
    "g": 126,
    "b": 154
  },
  "hsl": {
    "h": 194.237,
    "s": 62.105,
    "l": 37.255
  },
  "oklch": {
    "l": 0.55404,
    "c": 0.09178,
    "h": 223.4
  },
  "luminance": 0.1763
}

Semantic roles & 50–950 ramp

primary

#247E9A

secondary

#BF735B

accent

#6943E5

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #247E9A

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

Preview Lab → · Contrast checker → · Palette generator →