#217BA5#217BA5

#217BA5 is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 55.1% C 0.104 H 234.1°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#217BA5
RGB	rgb(33, 123, 165)
HSL	hsl(199, 67%, 39%)
HSV	hsv(199, 80%, 65%)
CMYK	cmyk(80%, 25.5%, 0%, 35.3%)
CIE-LAB	lab(48.52, -10.93, -29.76)
CIE-LCH	lch(48.52, 31.70, 249.84°)
OKLab	oklab(55.12% -0.0609 -0.0839)
OKLCH	oklch(55.12% 0.104 234.1)
XYZ	xyz(14.4990, 17.2041, 38.1466)
Luminance	0.1721 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217BA5 #A54B21

analogous

#21A58D #217BA5 #2139A5

triadic

#217BA5 #A5217B #7BA521

tetradic

#217BA5 #8D21A5 #A54B21 #39A521

square

#217BA5 #8D21A5 #A54B21 #39A521

split-complementary

#217BA5 #A52139 #A58D21

monochromatic

#0D2F3F #175572 #217BA5 #2EA0D5 #61B7DF

Accessibility & contrast

On white

4.73

#217BA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#217BA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #217BA5

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217BA5	#FFFFFF	#000000	##FFFFFF
##217BA5	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667AA7

Deuteranopia (green-blind)

#556EA4

Tritanopia (blue-blind)

#008689

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #217ba5;
/* rgb */ color: rgb(33, 123, 165);
/* oklch */ color: oklch(55.1% 0.104 234.1);

Tailwind

colors: {
  custom: {
    50: '#72a1c0',
    500: '#217ba5',
    950: '#000000',
  },
}

SCSS

$custom: #217ba5;
$custom-light: #72a1c0;
$custom-dark: #000000;

JSON

{
  "hex": "#217ba5",
  "rgb": {
    "r": 33,
    "g": 123,
    "b": 165
  },
  "hsl": {
    "h": 199.091,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.55122,
    "c": 0.10369,
    "h": 234.1
  },
  "luminance": 0.17206
}

Semantic roles & 50–950 ramp

primary

#217BA5

secondary

#C47E5E

accent

#753EEA

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #217BA5

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

Preview Lab → · Contrast checker → · Palette generator →