#217BA8#217BA8

#217BA8 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.3% C 0.107 H 235.9°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#217BA8
RGB	rgb(33, 123, 168)
HSL	hsl(200, 67%, 39%)
HSV	hsv(200, 80%, 66%)
CMYK	cmyk(80.4%, 26.8%, 0%, 34.1%)
CIE-LAB	lab(48.65, -9.84, -31.29)
CIE-LCH	lch(48.65, 32.80, 252.55°)
OKLab	oklab(55.28% -0.0598 -0.0884)
OKLCH	oklch(55.28% 0.107 235.9)
XYZ	xyz(14.7752, 17.3146, 39.6015)
Luminance	0.1732 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217BA8 #A84E21

analogous

#21A892 #217BA8 #2138A8

triadic

#217BA8 #A8217B #7BA821

tetradic

#217BA8 #9221A8 #A84E21 #38A821

square

#217BA8 #9221A8 #A84E21 #38A821

split-complementary

#217BA8 #A82138 #A89221

monochromatic

#0D3042 #175675 #217BA8 #309FD6 #63B7E0

Accessibility & contrast

On white

4.71

#217BA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#217BA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #217BA8

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217BA8	#FFFFFF	#000000	##FFFFFF
##217BA8	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)

#657AAA

Deuteranopia (green-blind)

#536EA7

Tritanopia (blue-blind)

#00878A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #217ba8;
/* rgb */ color: rgb(33, 123, 168);
/* oklch */ color: oklch(55.3% 0.107 235.9);

Tailwind

colors: {
  custom: {
    50: '#73a1c2',
    500: '#217ba8',
    950: '#000000',
  },
}

SCSS

$custom: #217ba8;
$custom-light: #73a1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#217ba8",
  "rgb": {
    "r": 33,
    "g": 123,
    "b": 168
  },
  "hsl": {
    "h": 200,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.55277,
    "c": 0.10672,
    "h": 235.9
  },
  "luminance": 0.17316
}

Semantic roles & 50–950 ramp

primary

#217BA8

secondary

#C5815F

accent

#773EEA

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #217BA8

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

Preview Lab → · Contrast checker → · Palette generator →