#217AD4#217AD4

#217AD4 is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.6% C 0.160 H 253.0°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#217AD4
RGB	rgb(33, 122, 212)
HSL	hsl(210, 73%, 48%)
HSV	hsv(210, 84%, 83%)
CMYK	cmyk(84.4%, 42.5%, 0%, 16.9%)
CIE-LAB	lab(50.68, 7.31, -53.36)
CIE-LCH	lch(50.68, 53.86, 277.80°)
OKLab	oklab(57.63% -0.0467 -0.153)
OKLCH	oklch(57.63% 0.16 253)
XYZ	xyz(19.4659, 18.9934, 64.9147)
Luminance	0.1900 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217AD4 #D47B21

analogous

#21D3D4 #217AD4 #2221D4

triadic

#217AD4 #D4217A #7AD421

tetradic

#217AD4 #D421D3 #D47B21 #21D422

square

#217AD4 #D421D3 #D47B21 #21D422

split-complementary

#217AD4 #D42221 #D3D421

monochromatic

#113D6A #195C9F #217AD4 #4F99E4 #84B7EC

Accessibility & contrast

On white

4.38

#217AD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#217AD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #217AD4

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217AD4	#FFFFFF	#000000	##000000
##217AD4	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C81D8

Deuteranopia (green-blind)

#2A71D2

Tritanopia (blue-blind)

#00909C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #217ad4;
/* rgb */ color: rgb(33, 122, 212);
/* oklch */ color: oklch(57.6% 0.160 253.0);

Tailwind

colors: {
  custom: {
    50: '#7c9fe2',
    500: '#217ad4',
    950: '#000000',
  },
}

SCSS

$custom: #217ad4;
$custom-light: #7c9fe2;
$custom-dark: #000000;

JSON

{
  "hex": "#217ad4",
  "rgb": {
    "r": 33,
    "g": 122,
    "b": 212
  },
  "hsl": {
    "h": 210.168,
    "s": 73.061,
    "l": 48.039
  },
  "oklch": {
    "l": 0.57629,
    "c": 0.15992,
    "h": 253
  },
  "luminance": 0.18996
}

Semantic roles & 50–950 ramp

primary

#217AD4

secondary

#D5A97C

accent

#9438F0

background

#F8F9FD

surface

#EFF2FB

border

#CACCD4

text

#0B0E15

muted

#7C7E83

Preview Lab

Preview with #217AD4

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

Preview Lab → · Contrast checker → · Palette generator →