#217E9C#217E9C

#217E9C is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.4% C 0.094 H 224.6°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#217E9C
RGB	rgb(33, 126, 156)
HSL	hsl(195, 65%, 37%)
HSV	hsv(195, 79%, 61%)
CMYK	cmyk(78.8%, 19.2%, 0%, 38.8%)
CIE-LAB	lab(49.06, -15.84, -23.66)
CIE-LCH	lch(49.06, 28.47, 236.20°)
OKLab	oklab(55.43% -0.0672 -0.0664)
OKLCH	oklch(55.43% 0.094 224.6)
XYZ	xyz(14.0863, 17.6436, 34.1092)
Luminance	0.1764 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217E9C #9C3F21

analogous

#219C7D #217E9C #21419C

triadic

#217E9C #9C217E #7E9C21

tetradic

#217E9C #7D219C #9C3F21 #419C21

square

#217E9C #7D219C #9C3F21 #419C21

split-complementary

#217E9C #9C2141 #9C7D21

monochromatic

#0C2C37 #165569 #217E9C #2CA7CF #5BBDDC

Accessibility & contrast

On white

4.64

#217E9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#217E9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #217E9C

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217E9C	#FFFFFF	#000000	##FFFFFF
##217E9C	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7B9E

Deuteranopia (green-blind)

#5D6F9C

Tritanopia (blue-blind)

#008788

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #217e9c;
/* rgb */ color: rgb(33, 126, 156);
/* oklch */ color: oklch(55.4% 0.094 224.6);

Tailwind

colors: {
  custom: {
    50: '#71a3b9',
    500: '#217e9c',
    950: '#000000',
  },
}

SCSS

$custom: #217e9c;
$custom-light: #71a3b9;
$custom-dark: #000000;

JSON

{
  "hex": "#217e9c",
  "rgb": {
    "r": 33,
    "g": 126,
    "b": 156
  },
  "hsl": {
    "h": 194.634,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.55428,
    "c": 0.09442,
    "h": 224.6
  },
  "luminance": 0.17645
}

Semantic roles & 50–950 ramp

primary

#217E9C

secondary

#C17258

accent

#6940E8

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #217E9C

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

Preview Lab → · Contrast checker → · Palette generator →