#216F9F#216F9F

#216F9F is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.8% C 0.105 H 240.8°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#216F9F
RGB	rgb(33, 111, 159)
HSL	hsl(203, 66%, 38%)
HSV	hsv(203, 79%, 62%)
CMYK	cmyk(79.2%, 30.2%, 0%, 37.6%)
CIE-LAB	lab(44.51, -6.09, -32.51)
CIE-LCH	lch(44.51, 33.08, 259.38°)
OKLab	oklab(51.84% -0.0514 -0.0921)
OKLCH	oklch(51.84% 0.105 240.8)
XYZ	xyz(12.5672, 14.1939, 34.8715)
Luminance	0.1419 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216F9F #9F5121

analogous

#219F90 #216F9F #21309F

triadic

#216F9F #9F216F #6F9F21

tetradic

#216F9F #90219F #9F5121 #309F21

square

#216F9F #90219F #9F5121 #309F21

split-complementary

#216F9F #9F2130 #9F9021

monochromatic

#0C283A #164C6C #216F9F #2C92D2 #5DACDD

Accessibility & contrast

On white

5.47

#216F9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#216F9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216F9F

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216F9F	#FFFFFF	#000000	##FFFFFF
##216F9F	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5870A1

Deuteranopia (green-blind)

#47649E

Tritanopia (blue-blind)

#007B80

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #216f9f;
/* rgb */ color: rgb(33, 111, 159);
/* oklch */ color: oklch(51.8% 0.105 240.8);

Tailwind

colors: {
  custom: {
    50: '#7098bb',
    500: '#216f9f',
    950: '#000000',
  },
}

SCSS

$custom: #216f9f;
$custom-light: #7098bb;
$custom-dark: #000000;

JSON

{
  "hex": "#216f9f",
  "rgb": {
    "r": 33,
    "g": 111,
    "b": 159
  },
  "hsl": {
    "h": 202.857,
    "s": 65.625,
    "l": 37.647
  },
  "oklch": {
    "l": 0.51844,
    "c": 0.10543,
    "h": 240.8
  },
  "luminance": 0.14195
}

Semantic roles & 50–950 ramp

primary

#216F9F

secondary

#C2825A

accent

#803FE9

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #216F9F

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

Preview Lab → · Contrast checker → · Palette generator →