#217F9F#217F9F

#217F9F is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.8% C 0.096 H 226.0°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#217F9F
RGB	rgb(33, 127, 159)
HSL	hsl(195, 66%, 38%)
HSV	hsv(195, 79%, 62%)
CMYK	cmyk(79.2%, 20.1%, 0%, 37.6%)
CIE-LAB	lab(49.50, -15.34, -24.73)
CIE-LCH	lch(49.50, 29.10, 238.20°)
OKLab	oklab(55.82% -0.067 -0.0694)
OKLCH	oklch(55.82% 0.096 226)
XYZ	xyz(14.4720, 18.0035, 35.5065)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217F9F #9F4121

analogous

#219F80 #217F9F #21409F

triadic

#217F9F #9F217F #7F9F21

tetradic

#217F9F #80219F #9F4121 #409F21

square

#217F9F #80219F #9F4121 #409F21

split-complementary

#217F9F #9F2140 #9F8021

monochromatic

#0C2E3A #16576C #217F9F #2CA7D2 #5DBDDD

Accessibility & contrast

On white

4.56

#217F9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#217F9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #217F9F

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217F9F	#FFFFFF	#000000	##000000
##217F9F	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7CA1

Deuteranopia (green-blind)

#5D709F

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #217f9f;
/* rgb */ color: rgb(33, 127, 159);
/* oklch */ color: oklch(55.8% 0.096 226.0);

Tailwind

colors: {
  custom: {
    50: '#71a4bb',
    500: '#217f9f',
    950: '#000000',
  },
}

SCSS

$custom: #217f9f;
$custom-light: #71a4bb;
$custom-dark: #000000;

JSON

{
  "hex": "#217f9f",
  "rgb": {
    "r": 33,
    "g": 127,
    "b": 159
  },
  "hsl": {
    "h": 195.238,
    "s": 65.625,
    "l": 37.647
  },
  "oklch": {
    "l": 0.55822,
    "c": 0.09648,
    "h": 226
  },
  "luminance": 0.18005
}

Semantic roles & 50–950 ramp

primary

#217F9F

secondary

#C2745A

accent

#6A3FE9

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #217F9F

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

Preview Lab → · Contrast checker → · Palette generator →