#216D8B#216D8B

#216D8B is a mid, moderate cyan. Relative luminance 0.131; OKLCH L 50.3% C 0.086 H 228.9°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#216D8B
RGB	rgb(33, 109, 139)
HSL	hsl(197, 62%, 34%)
HSV	hsv(197, 76%, 55%)
CMYK	cmyk(76.3%, 21.6%, 0%, 45.5%)
CIE-LAB	lab(42.95, -12.26, -23.06)
CIE-LCH	lch(42.95, 26.11, 242.01°)
OKLab	oklab(50.3% -0.0565 -0.0647)
OKLCH	oklch(50.3% 0.086 228.9)
XYZ	xyz(10.7541, 13.1234, 26.3874)
Luminance	0.1313 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216D8B #8B3F21

analogous

#218B74 #216D8B #21388B

triadic

#216D8B #8B216D #6D8B21

tetradic

#216D8B #74218B #8B3F21 #388B21

square

#216D8B #74218B #8B3F21 #388B21

split-complementary

#216D8B #8B2138 #8B7421

monochromatic

#0A1F28 #15465A #216D8B #2D94BC #51B0D6

Accessibility & contrast

On white

5.79

#216D8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#216D8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216D8B

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216D8B	#FFFFFF	#000000	##FFFFFF
##216D8B	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6B8C

Deuteranopia (green-blind)

#4F618B

Tritanopia (blue-blind)

#007577

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #216d8b;
/* rgb */ color: rgb(33, 109, 139);
/* oklch */ color: oklch(50.3% 0.086 228.9);

Tailwind

colors: {
  custom: {
    50: '#6d96ad',
    500: '#216d8b',
    950: '#000000',
  },
}

SCSS

$custom: #216d8b;
$custom-light: #6d96ad;
$custom-dark: #000000;

JSON

{
  "hex": "#216d8b",
  "rgb": {
    "r": 33,
    "g": 109,
    "b": 139
  },
  "hsl": {
    "h": 196.981,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.50295,
    "c": 0.08595,
    "h": 228.9
  },
  "luminance": 0.13125
}

Semantic roles & 50–950 ramp

primary

#216D8B

secondary

#B96D4F

accent

#7143E5

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #216D8B

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

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