#216C8F#216C8F

#216C8F is a mid, moderate cyan. Relative luminance 0.130; OKLCH L 50.2% C 0.090 H 233.2°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#216C8F
RGB	rgb(33, 108, 143)
HSL	hsl(199, 63%, 35%)
HSV	hsv(199, 77%, 56%)
CMYK	cmyk(76.9%, 24.5%, 0%, 43.9%)
CIE-LAB	lab(42.81, -10.23, -25.67)
CIE-LCH	lch(42.81, 27.63, 248.28°)
OKLab	oklab(50.24% -0.054 -0.0723)
OKLCH	oklch(50.24% 0.09 233.2)
XYZ	xyz(10.9457, 13.0303, 27.9195)
Luminance	0.1303 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216C8F #8F4421

analogous

#218F7B #216C8F #21358F

triadic

#216C8F #8F216C #6C8F21

tetradic

#216C8F #7B218F #8F4421 #358F21

square

#216C8F #7B218F #8F4421 #358F21

split-complementary

#216C8F #8F2135 #8F7B21

monochromatic

#0A212C #16465D #216C8F #2C92C1 #53ADD7

Accessibility & contrast

On white

5.82

#216C8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#216C8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216C8F

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216C8F	#FFFFFF	#000000	##FFFFFF
##216C8F	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B6B91

Deuteranopia (green-blind)

#4C608E

Tritanopia (blue-blind)

#007578

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #216c8f;
/* rgb */ color: rgb(33, 108, 143);
/* oklch */ color: oklch(50.2% 0.090 233.2);

Tailwind

colors: {
  custom: {
    50: '#6d96b0',
    500: '#216c8f',
    950: '#000000',
  },
}

SCSS

$custom: #216c8f;
$custom-light: #6d96b0;
$custom-dark: #000000;

JSON

{
  "hex": "#216c8f",
  "rgb": {
    "r": 33,
    "g": 108,
    "b": 143
  },
  "hsl": {
    "h": 199.091,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.50243,
    "c": 0.0902,
    "h": 233.2
  },
  "luminance": 0.13032
}

Semantic roles & 50–950 ramp

primary

#216C8F

secondary

#BB7351

accent

#7642E6

background

#F7F9FA

surface

#EDF1F4

border

#C8CBCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #216C8F

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

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