#217F9A#217F9A

#217F9A is a mid, moderate cyan. Relative luminance 0.178; OKLCH L 55.6% C 0.093 H 221.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#217F9A
RGB	rgb(33, 127, 154)
HSL	hsl(193, 65%, 37%)
HSV	hsv(193, 79%, 60%)
CMYK	cmyk(78.6%, 17.5%, 0%, 39.6%)
CIE-LAB	lab(49.29, -17.08, -22.13)
CIE-LCH	lch(49.29, 27.96, 232.33°)
OKLab	oklab(55.59% -0.069 -0.062)
OKLCH	oklch(55.59% 0.093 221.9)
XYZ	xyz(14.0469, 17.8335, 33.2675)
Luminance	0.1784 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217F9A #9A3C21

analogous

#219A79 #217F9A #21439A

triadic

#217F9A #9A217F #7F9A21

tetradic

#217F9A #79219A #9A3C21 #439A21

square

#217F9A #79219A #9A3C21 #439A21

split-complementary

#217F9A #9A2143 #9A7921

monochromatic

#0B2C35 #165568 #217F9A #2CA9CC #5ABFDC

Accessibility & contrast

On white

4.60

#217F9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#217F9A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #217F9A

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217F9A	#FFFFFF	#000000	##FFFFFF
##217F9A	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7C9B

Deuteranopia (green-blind)

#5F709A

Tritanopia (blue-blind)

#008788

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #217f9a;
/* rgb */ color: rgb(33, 127, 154);
/* oklch */ color: oklch(55.6% 0.093 221.9);

Tailwind

colors: {
  custom: {
    50: '#71a4b7',
    500: '#217f9a',
    950: '#000000',
  },
}

SCSS

$custom: #217f9a;
$custom-light: #71a4b7;
$custom-dark: #000000;

JSON

{
  "hex": "#217f9a",
  "rgb": {
    "r": 33,
    "g": 127,
    "b": 154
  },
  "hsl": {
    "h": 193.388,
    "s": 64.706,
    "l": 36.667
  },
  "oklch": {
    "l": 0.55587,
    "c": 0.09273,
    "h": 221.9
  },
  "luminance": 0.17835
}

Semantic roles & 50–950 ramp

primary

#217F9A

secondary

#C06E57

accent

#6640E8

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #217F9A

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

Preview Lab → · Contrast checker → · Palette generator →