#217DA7#217DA7

#217DA7 is a mid, moderate cyan. Relative luminance 0.178; OKLCH L 55.7% C 0.105 H 233.6°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#217DA7
RGB	rgb(33, 125, 167)
HSL	hsl(199, 67%, 39%)
HSV	hsv(199, 80%, 65%)
CMYK	cmyk(80.2%, 25.1%, 0%, 34.5%)
CIE-LAB	lab(49.23, -11.35, -29.81)
CIE-LCH	lch(49.23, 31.90, 249.16°)
OKLab	oklab(55.72% -0.0621 -0.0841)
OKLCH	oklch(55.72% 0.105 233.6)
XYZ	xyz(14.9330, 17.7787, 39.1963)
Luminance	0.1778 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217DA7 #A74B21

analogous

#21A78E #217DA7 #213AA7

triadic

#217DA7 #A7217D #7DA721

tetradic

#217DA7 #8E21A7 #A74B21 #3AA721

square

#217DA7 #8E21A7 #A74B21 #3AA721

split-complementary

#217DA7 #A7213A #A78E21

monochromatic

#0D3141 #175774 #217DA7 #2FA2D6 #62B9E0

Accessibility & contrast

On white

4.61

#217DA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#217DA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #217DA7

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217DA7	#FFFFFF	#000000	##FFFFFF
##217DA7	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#687CA9

Deuteranopia (green-blind)

#5670A6

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #217da7;
/* rgb */ color: rgb(33, 125, 167);
/* oklch */ color: oklch(55.7% 0.105 233.6);

Tailwind

colors: {
  custom: {
    50: '#73a2c1',
    500: '#217da7',
    950: '#000000',
  },
}

SCSS

$custom: #217da7;
$custom-light: #73a2c1;
$custom-dark: #000000;

JSON

{
  "hex": "#217da7",
  "rgb": {
    "r": 33,
    "g": 125,
    "b": 167
  },
  "hsl": {
    "h": 198.806,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.55718,
    "c": 0.10452,
    "h": 233.6
  },
  "luminance": 0.17781
}

Semantic roles & 50–950 ramp

primary

#217DA7

secondary

#C57F5F

accent

#743EEA

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090F12

muted

#7B7E81

Preview Lab

Preview with #217DA7

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

Preview Lab → · Contrast checker → · Palette generator →