#217D9C#217D9C

#217D9C is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.2% C 0.095 H 225.7°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#217D9C
RGB	rgb(33, 125, 156)
HSL	hsl(195, 65%, 37%)
HSV	hsv(195, 79%, 61%)
CMYK	cmyk(78.8%, 19.9%, 0%, 38.8%)
CIE-LAB	lab(48.75, -15.28, -24.14)
CIE-LCH	lch(48.75, 28.57, 237.67°)
OKLab	oklab(55.18% -0.0662 -0.0677)
OKLCH	oklch(55.18% 0.095 225.7)
XYZ	xyz(13.9591, 17.3892, 34.0668)
Luminance	0.1739 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217D9C #9C4021

analogous

#219C7E #217D9C #21409C

triadic

#217D9C #9C217D #7D9C21

tetradic

#217D9C #7E219C #9C4021 #409C21

square

#217D9C #7E219C #9C4021 #409C21

split-complementary

#217D9C #9C2140 #9C7E21

monochromatic

#0C2C37 #165569 #217D9C #2CA5CF #5BBCDC

Accessibility & contrast

On white

4.69

#217D9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#217D9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #217D9C

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217D9C	#FFFFFF	#000000	##FFFFFF
##217D9C	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7A9E

Deuteranopia (green-blind)

#5C6F9C

Tritanopia (blue-blind)

#008687

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #217d9c;
/* rgb */ color: rgb(33, 125, 156);
/* oklch */ color: oklch(55.2% 0.095 225.7);

Tailwind

colors: {
  custom: {
    50: '#71a2b9',
    500: '#217d9c',
    950: '#000000',
  },
}

SCSS

$custom: #217d9c;
$custom-light: #71a2b9;
$custom-dark: #000000;

JSON

{
  "hex": "#217d9c",
  "rgb": {
    "r": 33,
    "g": 125,
    "b": 156
  },
  "hsl": {
    "h": 195.122,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.55176,
    "c": 0.0947,
    "h": 225.7
  },
  "luminance": 0.17391
}

Semantic roles & 50–950 ramp

primary

#217D9C

secondary

#C17358

accent

#6A40E8

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #217D9C

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

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