#217BA6#217BA6

#217BA6 is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 55.2% C 0.105 H 234.7°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#217BA6
RGB	rgb(33, 123, 166)
HSL	hsl(199, 67%, 39%)
HSV	hsv(199, 80%, 65%)
CMYK	cmyk(80.1%, 25.9%, 0%, 34.9%)
CIE-LAB	lab(48.56, -10.56, -30.27)
CIE-LCH	lch(48.56, 32.06, 250.76°)
OKLab	oklab(55.17% -0.0605 -0.0854)
OKLCH	oklch(55.17% 0.105 234.7)
XYZ	xyz(14.5903, 17.2406, 38.6278)
Luminance	0.1724 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217BA6 #A64C21

analogous

#21A68F #217BA6 #2139A6

triadic

#217BA6 #A6217B #7BA621

tetradic

#217BA6 #8F21A6 #A64C21 #39A621

square

#217BA6 #8F21A6 #A64C21 #39A621

split-complementary

#217BA6 #A62139 #A68F21

monochromatic

#0D2F40 #175573 #217BA6 #2FA0D6 #62B7E0

Accessibility & contrast

On white

4.72

#217BA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#217BA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #217BA6

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217BA6	#FFFFFF	#000000	##FFFFFF
##217BA6	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667AA8

Deuteranopia (green-blind)

#546EA5

Tritanopia (blue-blind)

#00868A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #217ba6;
/* rgb */ color: rgb(33, 123, 166);
/* oklch */ color: oklch(55.2% 0.105 234.7);

Tailwind

colors: {
  custom: {
    50: '#72a1c0',
    500: '#217ba6',
    950: '#000000',
  },
}

SCSS

$custom: #217ba6;
$custom-light: #72a1c0;
$custom-dark: #000000;

JSON

{
  "hex": "#217ba6",
  "rgb": {
    "r": 33,
    "g": 123,
    "b": 166
  },
  "hsl": {
    "h": 199.398,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.55173,
    "c": 0.10468,
    "h": 234.7
  },
  "luminance": 0.17242
}

Semantic roles & 50–950 ramp

primary

#217BA6

secondary

#C57F5E

accent

#763EEA

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #217BA6

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

Preview Lab → · Contrast checker → · Palette generator →