#216E9E#216E9E

#216E9E is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.5% C 0.105 H 241.1°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#216E9E
RGB	rgb(33, 110, 158)
HSL	hsl(203, 65%, 37%)
HSV	hsv(203, 79%, 62%)
CMYK	cmyk(79.1%, 30.4%, 0%, 38%)
CIE-LAB	lab(44.15, -5.87, -32.48)
CIE-LCH	lch(44.15, 33.01, 259.76°)
OKLab	oklab(51.54% -0.0507 -0.092)
OKLCH	oklch(51.54% 0.105 241.1)
XYZ	xyz(12.3723, 13.9423, 34.3802)
Luminance	0.1394 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#216E9E #9E5121

analogous

#219E90 #216E9E #21309E

triadic

#216E9E #9E216E #6E9E21

tetradic

#216E9E #90219E #9E5121 #309E21

square

#216E9E #90219E #9E5121 #309E21

split-complementary

#216E9E #9E2130 #9E9021

monochromatic

#0C2839 #164B6B #216E9E #2C91D1 #5CACDD

Accessibility & contrast

On white

5.54

#216E9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#216E9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #216E9E

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##216E9E	#FFFFFF	#000000	##FFFFFF
##216E9E	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#576FA0

Deuteranopia (green-blind)

#46639D

Tritanopia (blue-blind)

#007A7F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #216e9e;
/* rgb */ color: rgb(33, 110, 158);
/* oklch */ color: oklch(51.5% 0.105 241.1);

Tailwind

colors: {
  custom: {
    50: '#7097bb',
    500: '#216e9e',
    950: '#000000',
  },
}

SCSS

$custom: #216e9e;
$custom-light: #7097bb;
$custom-dark: #000000;

JSON

{
  "hex": "#216e9e",
  "rgb": {
    "r": 33,
    "g": 110,
    "b": 158
  },
  "hsl": {
    "h": 203.04,
    "s": 65.445,
    "l": 37.451
  },
  "oklch": {
    "l": 0.51543,
    "c": 0.10507,
    "h": 241.1
  },
  "luminance": 0.13944
}

Semantic roles & 50–950 ramp

primary

#216E9E

secondary

#C18159

accent

#803FE8

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #216E9E

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

Preview Lab → · Contrast checker → · Palette generator →