#247CA0#247CA0

#247CA0 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.2% C 0.097 H 230.2°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#247CA0
RGB	rgb(36, 124, 160)
HSL	hsl(197, 63%, 38%)
HSV	hsv(197, 78%, 63%)
CMYK	cmyk(77.5%, 22.5%, 0%, 37.3%)
CIE-LAB	lab(48.67, -12.95, -26.60)
CIE-LCH	lch(48.67, 29.58, 244.03°)
OKLab	oklab(55.19% -0.0624 -0.0748)
OKLCH	oklch(55.19% 0.097 230.2)
XYZ	xyz(14.2778, 17.3267, 35.8428)
Luminance	0.1733 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247CA0 #A04824

analogous

#24A086 #247CA0 #243EA0

triadic

#247CA0 #A0247C #7CA024

tetradic

#247CA0 #8624A0 #A04824 #3EA024

square

#247CA0 #8624A0 #A04824 #3EA024

split-complementary

#247CA0 #A0243E #A08624

monochromatic

#0E2F3C #19556E #247CA0 #31A2D1 #63B9DC

Accessibility & contrast

On white

4.70

#247CA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#247CA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #247CA0

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247CA0	#FFFFFF	#000000	##FFFFFF
##247CA0	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7AA2

Deuteranopia (green-blind)

#596E9F

Tritanopia (blue-blind)

#008688

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #247ca0;
/* rgb */ color: rgb(36, 124, 160);
/* oklch */ color: oklch(55.2% 0.097 230.2);

Tailwind

colors: {
  custom: {
    50: '#72a2bc',
    500: '#247ca0',
    950: '#000000',
  },
}

SCSS

$custom: #247ca0;
$custom-light: #72a2bc;
$custom-dark: #000000;

JSON

{
  "hex": "#247ca0",
  "rgb": {
    "r": 36,
    "g": 124,
    "b": 160
  },
  "hsl": {
    "h": 197.419,
    "s": 63.265,
    "l": 38.431
  },
  "oklch": {
    "l": 0.55189,
    "c": 0.09738,
    "h": 230.2
  },
  "luminance": 0.17328
}

Semantic roles & 50–950 ramp

primary

#247CA0

secondary

#C17B5F

accent

#7141E6

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F12

muted

#7B7E81

Preview Lab

Preview with #247CA0

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

Preview Lab → · Contrast checker → · Palette generator →