#217FBD#217FBD

#217FBD is a mid, vivid cyan. Relative luminance 0.192; OKLCH L 57.4% C 0.127 H 243.4°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#217FBD
RGB	rgb(33, 127, 189)
HSL	hsl(204, 70%, 44%)
HSV	hsv(204, 83%, 74%)
CMYK	cmyk(82.5%, 32.8%, 0%, 25.9%)
CIE-LAB	lab(50.89, -4.42, -39.91)
CIE-LCH	lch(50.89, 40.16, 263.68°)
OKLab	oklab(57.39% -0.0567 -0.1134)
OKLCH	oklch(57.39% 0.127 243.4)
XYZ	xyz(17.3983, 19.1740, 50.9182)
Luminance	0.1918 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217FBD #BD5F21

analogous

#21BDAD #217FBD #2131BD

triadic

#217FBD #BD217F #7FBD21

tetradic

#217FBD #AD21BD #BD5F21 #31BD21

square

#217FBD #AD21BD #BD5F21 #31BD21

split-complementary

#217FBD #BD2131 #BDAD21

monochromatic

#0F3955 #185C89 #217FBD #3E9EDD #72B8E6

Accessibility & contrast

On white

4.34

#217FBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#217FBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #217FBD

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217FBD	#FFFFFF	#000000	##000000
##217FBD	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6281C0

Deuteranopia (green-blind)

#4C73BC

Tritanopia (blue-blind)

#008E95

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #217fbd;
/* rgb */ color: rgb(33, 127, 189);
/* oklch */ color: oklch(57.4% 0.127 243.4);

Tailwind

colors: {
  custom: {
    50: '#77a3d1',
    500: '#217fbd',
    950: '#000000',
  },
}

SCSS

$custom: #217fbd;
$custom-light: #77a3d1;
$custom-dark: #000000;

JSON

{
  "hex": "#217fbd",
  "rgb": {
    "r": 33,
    "g": 127,
    "b": 189
  },
  "hsl": {
    "h": 203.846,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.57385,
    "c": 0.12681,
    "h": 243.4
  },
  "luminance": 0.19176
}

Semantic roles & 50–950 ramp

primary

#217FBD

secondary

#CD936D

accent

#823BED

background

#F7FAFC

surface

#EEF3F9

border

#C9CDD2

text

#0A0F14

muted

#7C7F82

Preview Lab

Preview with #217FBD

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

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