#216BBC#216BBC

#216BBC is a mid, vivid cyan. Relative luminance 0.145; OKLCH L 52.7% C 0.146 H 254.1°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#216BBC
RGB	rgb(33, 107, 188)
HSL	hsl(211, 70%, 43%)
HSV	hsv(211, 82%, 74%)
CMYK	cmyk(82.4%, 43.1%, 0%, 26.3%)
CIE-LAB	lab(44.90, 7.47, -48.86)
CIE-LCH	lch(44.90, 49.43, 278.69°)
OKLab	oklab(52.67% -0.04 -0.14)
OKLCH	oklch(52.67% 0.146 254.1)
XYZ	xyz(14.9586, 14.4677, 49.5714)
Luminance	0.1447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216BBC #BC7221

analogous

#21B8BC #216BBC #2421BC

triadic

#216BBC #BC216B #6BBC21

tetradic

#216BBC #BC21B8 #BC7221 #21BC24

square

#216BBC #BC21B8 #BC7221 #21BC24

split-complementary

#216BBC #BC2421 #B8BC21

monochromatic

#0F3054 #184D88 #216BBC #3D89DD #71A9E6

Accessibility & contrast

On white

5.39

#216BBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#216BBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216BBC

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216BBC	#FFFFFF	#000000	##FFFFFF
##216BBC	1.00	5.39	3.89	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4272BF

Deuteranopia (green-blind)

#2464BA

Tritanopia (blue-blind)

#007E8A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #216bbc;
/* rgb */ color: rgb(33, 107, 188);
/* oklch */ color: oklch(52.7% 0.146 254.1);

Tailwind

colors: {
  custom: {
    50: '#7694d1',
    500: '#216bbc',
    950: '#000000',
  },
}

SCSS

$custom: #216bbc;
$custom-light: #7694d1;
$custom-dark: #000000;

JSON

{
  "hex": "#216bbc",
  "rgb": {
    "r": 33,
    "g": 107,
    "b": 188
  },
  "hsl": {
    "h": 211.355,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.52666,
    "c": 0.14564,
    "h": 254.1
  },
  "luminance": 0.1447
}

Semantic roles & 50–950 ramp

primary

#216BBC

secondary

#CD9F6C

accent

#983BED

background

#F7F9FC

surface

#EEF1F9

border

#C9CBD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #216BBC

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

Preview Lab → · Contrast checker → · Palette generator →