#216DBC#216DBC

#216DBC is a mid, vivid cyan. Relative luminance 0.149; OKLCH L 53.1% C 0.143 H 253.1°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#216DBC
RGB	rgb(33, 109, 188)
HSL	hsl(211, 70%, 43%)
HSV	hsv(211, 82%, 74%)
CMYK	cmyk(82.4%, 42%, 0%, 26.3%)
CIE-LAB	lab(45.48, 6.20, -47.93)
CIE-LCH	lch(45.48, 48.33, 277.38°)
OKLab	oklab(53.12% -0.0416 -0.1372)
OKLCH	oklch(53.12% 0.143 253.1)
XYZ	xyz(15.1695, 14.8896, 49.6417)
Luminance	0.1489 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216DBC #BC7021

analogous

#21BABC #216DBC #2321BC

triadic

#216DBC #BC216D #6DBC21

tetradic

#216DBC #BC21BA #BC7021 #21BC23

square

#216DBC #BC21BA #BC7021 #21BC23

split-complementary

#216DBC #BC2321 #BABC21

monochromatic

#0F3154 #184F88 #216DBC #3D8CDD #71ABE6

Accessibility & contrast

On white

5.28

#216DBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#216DBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216DBC

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216DBC	#FFFFFF	#000000	##FFFFFF
##216DBC	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4573BF

Deuteranopia (green-blind)

#2965BA

Tritanopia (blue-blind)

#00808B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #216dbc;
/* rgb */ color: rgb(33, 109, 188);
/* oklch */ color: oklch(53.1% 0.143 253.1);

Tailwind

colors: {
  custom: {
    50: '#7696d1',
    500: '#216dbc',
    950: '#000000',
  },
}

SCSS

$custom: #216dbc;
$custom-light: #7696d1;
$custom-dark: #000000;

JSON

{
  "hex": "#216dbc",
  "rgb": {
    "r": 33,
    "g": 109,
    "b": 188
  },
  "hsl": {
    "h": 210.581,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.53122,
    "c": 0.14342,
    "h": 253.1
  },
  "luminance": 0.14891
}

Semantic roles & 50–950 ramp

primary

#216DBC

secondary

#CD9D6C

accent

#963BED

background

#F7F9FC

surface

#EEF1F9

border

#C9CBD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #216DBC

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

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