#217B99#217B99

#217B99 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.5% C 0.093 H 225.3°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#217B99
RGB	rgb(33, 123, 153)
HSL	hsl(195, 65%, 36%)
HSV	hsv(195, 78%, 60%)
CMYK	cmyk(78.4%, 19.6%, 0%, 40%)
CIE-LAB	lab(47.99, -15.22, -23.55)
CIE-LCH	lch(47.99, 28.04, 237.13°)
OKLab	oklab(54.53% -0.0654 -0.0661)
OKLCH	oklch(54.53% 0.093 225.3)
XYZ	xyz(13.4575, 16.7875, 32.6619)
Luminance	0.1679 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217B99 #993F21

analogous

#21997B #217B99 #213F99

triadic

#217B99 #99217B #7B9921

tetradic

#217B99 #7B2199 #993F21 #3F9921

square

#217B99 #7B2199 #993F21 #3F9921

split-complementary

#217B99 #99213F #997B21

monochromatic

#0B2A34 #165367 #217B99 #2CA3CB #59BBDB

Accessibility & contrast

On white

4.82

#217B99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#217B99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #217B99

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217B99	#FFFFFF	#000000	##FFFFFF
##217B99	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A789B

Deuteranopia (green-blind)

#5B6D99

Tritanopia (blue-blind)

#008485

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #217b99;
/* rgb */ color: rgb(33, 123, 153);
/* oklch */ color: oklch(54.5% 0.093 225.3);

Tailwind

colors: {
  custom: {
    50: '#70a1b7',
    500: '#217b99',
    950: '#000000',
  },
}

SCSS

$custom: #217b99;
$custom-light: #70a1b7;
$custom-dark: #000000;

JSON

{
  "hex": "#217b99",
  "rgb": {
    "r": 33,
    "g": 123,
    "b": 153
  },
  "hsl": {
    "h": 195,
    "s": 64.516,
    "l": 36.471
  },
  "oklch": {
    "l": 0.54529,
    "c": 0.09294,
    "h": 225.3
  },
  "luminance": 0.16789
}

Semantic roles & 50–950 ramp

primary

#217B99

secondary

#BF7156

accent

#6A40E8

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #217B99

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

Preview Lab → · Contrast checker → · Palette generator →