#216D9D#216D9D

#216D9D is a mid, moderate cyan. Relative luminance 0.137; OKLCH L 51.2% C 0.105 H 241.4°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#216D9D
RGB	rgb(33, 109, 157)
HSL	hsl(203, 65%, 37%)
HSV	hsv(203, 79%, 62%)
CMYK	cmyk(79%, 30.6%, 0%, 38.4%)
CIE-LAB	lab(43.79, -5.64, -32.46)
CIE-LCH	lch(43.79, 32.94, 260.14°)
OKLab	oklab(51.24% -0.0501 -0.0919)
OKLCH	oklch(51.24% 0.105 241.4)
XYZ	xyz(12.1793, 13.6935, 33.8930)
Luminance	0.1369 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216D9D #9D5121

analogous

#219D8F #216D9D #212F9D

triadic

#216D9D #9D216D #6D9D21

tetradic

#216D9D #8F219D #9D5121 #2F9D21

square

#216D9D #8F219D #9D5121 #2F9D21

split-complementary

#216D9D #9D212F #9D8F21

monochromatic

#0C2738 #164A6A #216D9D #2C90D0 #5CABDD

Accessibility & contrast

On white

5.62

#216D9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#216D9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216D9D

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216D9D	#FFFFFF	#000000	##FFFFFF
##216D9D	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#576E9F

Deuteranopia (green-blind)

#45629C

Tritanopia (blue-blind)

#00797E

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #216d9d;
/* rgb */ color: rgb(33, 109, 157);
/* oklch */ color: oklch(51.2% 0.105 241.4);

Tailwind

colors: {
  custom: {
    50: '#7096ba',
    500: '#216d9d',
    950: '#000000',
  },
}

SCSS

$custom: #216d9d;
$custom-light: #7096ba;
$custom-dark: #000000;

JSON

{
  "hex": "#216d9d",
  "rgb": {
    "r": 33,
    "g": 109,
    "b": 157
  },
  "hsl": {
    "h": 203.226,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.51242,
    "c": 0.10471,
    "h": 241.4
  },
  "luminance": 0.13695
}

Semantic roles & 50–950 ramp

primary

#216D9D

secondary

#C18159

accent

#8140E8

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #216D9D

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

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