#217D99#217D99

#217D99 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.0% C 0.092 H 223.2°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#217D99
RGB	rgb(33, 125, 153)
HSL	hsl(194, 65%, 36%)
HSV	hsv(194, 78%, 60%)
CMYK	cmyk(78.4%, 18.3%, 0%, 40%)
CIE-LAB	lab(48.62, -16.33, -22.58)
CIE-LCH	lch(48.62, 27.87, 234.12°)
OKLab	oklab(55.04% -0.0674 -0.0633)
OKLCH	oklch(55.04% 0.092 223.2)
XYZ	xyz(13.7082, 17.2888, 32.7454)
Luminance	0.1729 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217D99 #993D21

analogous

#219979 #217D99 #214199

triadic

#217D99 #99217D #7D9921

tetradic

#217D99 #792199 #993D21 #419921

square

#217D99 #792199 #993D21 #419921

split-complementary

#217D99 #992141 #997921

monochromatic

#0B2B34 #165467 #217D99 #2CA6CB #59BDDB

Accessibility & contrast

On white

4.71

#217D99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#217D99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #217D99

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217D99	#FFFFFF	#000000	##FFFFFF
##217D99	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7A9A

Deuteranopia (green-blind)

#5D6E99

Tritanopia (blue-blind)

#008686

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #217d99;
/* rgb */ color: rgb(33, 125, 153);
/* oklch */ color: oklch(55.0% 0.092 223.2);

Tailwind

colors: {
  custom: {
    50: '#70a2b7',
    500: '#217d99',
    950: '#000000',
  },
}

SCSS

$custom: #217d99;
$custom-light: #70a2b7;
$custom-dark: #000000;

JSON

{
  "hex": "#217d99",
  "rgb": {
    "r": 33,
    "g": 125,
    "b": 153
  },
  "hsl": {
    "h": 194,
    "s": 64.516,
    "l": 36.471
  },
  "oklch": {
    "l": 0.55035,
    "c": 0.09242,
    "h": 223.2
  },
  "luminance": 0.1729
}

Semantic roles & 50–950 ramp

primary

#217D99

secondary

#BF6F56

accent

#6740E8

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #217D99

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

Preview Lab → · Contrast checker → · Palette generator →