#216E8F#216E8F

#216E8F is a mid, moderate cyan. Relative luminance 0.135; OKLCH L 50.7% C 0.089 H 231.1°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#216E8F
RGB	rgb(33, 110, 143)
HSL	hsl(198, 63%, 35%)
HSV	hsv(198, 77%, 56%)
CMYK	cmyk(76.9%, 23.1%, 0%, 43.9%)
CIE-LAB	lab(43.44, -11.39, -24.68)
CIE-LCH	lch(43.44, 27.18, 245.22°)
OKLab	oklab(50.75% -0.056 -0.0694)
OKLCH	oklch(50.75% 0.089 231.1)
XYZ	xyz(11.1591, 13.4570, 27.9906)
Luminance	0.1346 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216E8F #8F4221

analogous

#218F79 #216E8F #21378F

triadic

#216E8F #8F216E #6E8F21

tetradic

#216E8F #79218F #8F4221 #378F21

square

#216E8F #79218F #8F4221 #378F21

split-complementary

#216E8F #8F2137 #8F7921

monochromatic

#0A222C #16485D #216E8F #2C94C1 #53B0D7

Accessibility & contrast

On white

5.69

#216E8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#216E8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216E8F

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216E8F	#FFFFFF	#000000	##FFFFFF
##216E8F	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6D91

Deuteranopia (green-blind)

#4E628F

Tritanopia (blue-blind)

#007779

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #216e8f;
/* rgb */ color: rgb(33, 110, 143);
/* oklch */ color: oklch(50.7% 0.089 231.1);

Tailwind

colors: {
  custom: {
    50: '#6d97b0',
    500: '#216e8f',
    950: '#000000',
  },
}

SCSS

$custom: #216e8f;
$custom-light: #6d97b0;
$custom-dark: #000000;

JSON

{
  "hex": "#216e8f",
  "rgb": {
    "r": 33,
    "g": 110,
    "b": 143
  },
  "hsl": {
    "h": 198,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.50749,
    "c": 0.08919,
    "h": 231.1
  },
  "luminance": 0.13458
}

Semantic roles & 50–950 ramp

primary

#216E8F

secondary

#BB7151

accent

#7342E6

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #216E8F

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

Preview Lab → · Contrast checker → · Palette generator →