#216C9C#216C9C

#216C9C is a mid, moderate cyan. Relative luminance 0.134; OKLCH L 50.9% C 0.104 H 241.7°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#216C9C
RGB	rgb(33, 108, 156)
HSL	hsl(203, 65%, 37%)
HSV	hsv(203, 79%, 61%)
CMYK	cmyk(78.8%, 30.8%, 0%, 38.8%)
CIE-LAB	lab(43.43, -5.41, -32.43)
CIE-LCH	lch(43.43, 32.88, 260.53°)
OKLab	oklab(50.94% -0.0495 -0.0919)
OKLCH	oklch(50.94% 0.104 241.7)
XYZ	xyz(11.9882, 13.4473, 33.4098)
Luminance	0.1345 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216C9C #9C5121

analogous

#219C8F #216C9C #212E9C

triadic

#216C9C #9C216C #6C9C21

tetradic

#216C9C #8F219C #9C5121 #2E9C21

square

#216C9C #8F219C #9C5121 #2E9C21

split-complementary

#216C9C #9C212E #9C8F21

monochromatic

#0C2637 #164969 #216C9C #2C8FCF #5BAADC

Accessibility & contrast

On white

5.69

#216C9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#216C9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216C9C

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216C9C	#FFFFFF	#000000	##FFFFFF
##216C9C	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)

#566D9E

Deuteranopia (green-blind)

#45629B

Tritanopia (blue-blind)

#00787D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #216c9c;
/* rgb */ color: rgb(33, 108, 156);
/* oklch */ color: oklch(50.9% 0.104 241.7);

Tailwind

colors: {
  custom: {
    50: '#7095b9',
    500: '#216c9c',
    950: '#000000',
  },
}

SCSS

$custom: #216c9c;
$custom-light: #7095b9;
$custom-dark: #000000;

JSON

{
  "hex": "#216c9c",
  "rgb": {
    "r": 33,
    "g": 108,
    "b": 156
  },
  "hsl": {
    "h": 203.415,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.5094,
    "c": 0.10435,
    "h": 241.7
  },
  "luminance": 0.13449
}

Semantic roles & 50–950 ramp

primary

#216C9C

secondary

#C18158

accent

#8140E8

background

#F7F9FB

surface

#EDF1F6

border

#C8CBD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #216C9C

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

Preview Lab → · Contrast checker → · Palette generator →