#216D8F#216D8F

#216D8F is a mid, moderate cyan. Relative luminance 0.132; OKLCH L 50.5% C 0.090 H 232.2°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#216D8F
RGB	rgb(33, 109, 143)
HSL	hsl(199, 63%, 35%)
HSV	hsv(199, 77%, 56%)
CMYK	cmyk(76.9%, 23.8%, 0%, 43.9%)
CIE-LAB	lab(43.13, -10.81, -25.17)
CIE-LCH	lch(43.13, 27.40, 246.76°)
OKLab	oklab(50.5% -0.055 -0.0708)
OKLCH	oklch(50.5% 0.09 232.2)
XYZ	xyz(11.0518, 13.2425, 27.9549)
Luminance	0.1324 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216D8F #8F4321

analogous

#218F7A #216D8F #21368F

triadic

#216D8F #8F216D #6D8F21

tetradic

#216D8F #7A218F #8F4321 #368F21

square

#216D8F #7A218F #8F4321 #368F21

split-complementary

#216D8F #8F2136 #8F7A21

monochromatic

#0A212C #16475D #216D8F #2C93C1 #53AED7

Accessibility & contrast

On white

5.76

#216D8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#216D8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216D8F

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216D8F	#FFFFFF	#000000	##FFFFFF
##216D8F	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C6C91

Deuteranopia (green-blind)

#4D618E

Tritanopia (blue-blind)

#007678

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #216d8f;
/* rgb */ color: rgb(33, 109, 143);
/* oklch */ color: oklch(50.5% 0.090 232.2);

Tailwind

colors: {
  custom: {
    50: '#6d96b0',
    500: '#216d8f',
    950: '#000000',
  },
}

SCSS

$custom: #216d8f;
$custom-light: #6d96b0;
$custom-dark: #000000;

JSON

{
  "hex": "#216d8f",
  "rgb": {
    "r": 33,
    "g": 109,
    "b": 143
  },
  "hsl": {
    "h": 198.545,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.50496,
    "c": 0.08968,
    "h": 232.2
  },
  "luminance": 0.13244
}

Semantic roles & 50–950 ramp

primary

#216D8F

secondary

#BB7251

accent

#7542E6

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #216D8F

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

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