#247B90#247B90

#247B90 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.2% C 0.086 H 217.7°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#247B90
RGB	rgb(36, 123, 144)
HSL	hsl(192, 60%, 35%)
HSV	hsv(192, 75%, 56%)
CMYK	cmyk(75%, 14.6%, 0%, 43.5%)
CIE-LAB	lab(47.69, -17.96, -18.72)
CIE-LCH	lch(47.69, 25.94, 226.17°)
OKLab	oklab(54.19% -0.0677 -0.0522)
OKLCH	oklch(54.19% 0.086 217.7)
XYZ	xyz(12.8424, 16.5531, 28.8984)
Luminance	0.1656 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#247B90 #903924

analogous

#24906F #247B90 #244590

triadic

#247B90 #90247B #7B9024

tetradic

#247B90 #6F2490 #903924 #459024

square

#247B90 #6F2490 #903924 #459024

split-complementary

#247B90 #902445 #906F24

monochromatic

#0C272E #18515F #247B90 #30A5C1 #59BDD5

Accessibility & contrast

On white

4.87

#247B90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#247B90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #247B90

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##247B90	#FFFFFF	#000000	##FFFFFF
##247B90	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7791

Deuteranopia (green-blind)

#5F6C90

Tritanopia (blue-blind)

#008282

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #247b90;
/* rgb */ color: rgb(36, 123, 144);
/* oklch */ color: oklch(54.2% 0.086 217.7);

Tailwind

colors: {
  custom: {
    50: '#70a1b0',
    500: '#247b90',
    950: '#000000',
  },
}

SCSS

$custom: #247b90;
$custom-light: #70a1b0;
$custom-dark: #000000;

JSON

{
  "hex": "#247b90",
  "rgb": {
    "r": 36,
    "g": 123,
    "b": 144
  },
  "hsl": {
    "h": 191.667,
    "s": 60,
    "l": 35.294
  },
  "oklch": {
    "l": 0.54187,
    "c": 0.0855,
    "h": 217.7
  },
  "luminance": 0.16555
}

Semantic roles & 50–950 ramp

primary

#247B90

secondary

#BA6956

accent

#6345E3

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #247B90

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

Preview Lab → · Contrast checker → · Palette generator →