#368BD9#368BD9

#368BD9 is a light, vivid cyan. Relative luminance 0.243; OKLCH L 62.3% C 0.143 H 249.7°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#368BD9
RGB	rgb(54, 139, 217)
HSL	hsl(209, 68%, 53%)
HSV	hsv(209, 75%, 85%)
CMYK	cmyk(75.1%, 35.9%, 0%, 14.9%)
CIE-LAB	lab(56.34, 0.98, -47.13)
CIE-LCH	lch(56.34, 47.14, 271.19°)
OKLab	oklab(62.29% -0.0496 -0.1342)
OKLCH	oklch(62.29% 0.143 249.7)
XYZ	xyz(23.2736, 24.2566, 69.0876)
Luminance	0.2426 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#368BD9 #D98436

analogous

#36D9D6 #368BD9 #3639D9

triadic

#368BD9 #D9368B #8BD936

tetradic

#368BD9 #D636D9 #D98436 #39D936

square

#368BD9 #D636D9 #D98436 #39D936

split-complementary

#368BD9 #D93639 #D9D636

monochromatic

#184C7D #216CB0 #368BD9 #69A9E3 #9DC6EC

Accessibility & contrast

On white

3.59

#368BD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#368BD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #368BD9

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##368BD9	#FFFFFF	#000000	##000000
##368BD9	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#678FDC

Deuteranopia (green-blind)

#4F80D7

Tritanopia (blue-blind)

#009EA8

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #368bd9;
/* rgb */ color: rgb(54, 139, 217);
/* oklch */ color: oklch(62.3% 0.143 249.7);

Tailwind

colors: {
  custom: {
    50: '#83ace5',
    500: '#368bd9',
    950: '#000000',
  },
}

SCSS

$custom: #368bd9;
$custom-light: #83ace5;
$custom-dark: #000000;

JSON

{
  "hex": "#368bd9",
  "rgb": {
    "r": 54,
    "g": 139,
    "b": 217
  },
  "hsl": {
    "h": 208.712,
    "s": 68.201,
    "l": 53.137
  },
  "oklch": {
    "l": 0.62287,
    "c": 0.14304,
    "h": 249.7
  },
  "luminance": 0.24259
}

Semantic roles & 50–950 ramp

primary

#368BD9

secondary

#D9B492

accent

#903DEB

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #368BD9

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

Preview Lab → · Contrast checker → · Palette generator →