#217EA6#217EA6

#217EA6 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.9% C 0.103 H 232.0°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#217EA6
RGB	rgb(33, 126, 166)
HSL	hsl(198, 67%, 39%)
HSV	hsv(198, 80%, 65%)
CMYK	cmyk(80.1%, 24.1%, 0%, 34.9%)
CIE-LAB	lab(49.49, -12.28, -28.82)
CIE-LCH	lch(49.49, 31.33, 246.92°)
OKLab	oklab(55.92% -0.0634 -0.0812)
OKLCH	oklch(55.92% 0.103 232)
XYZ	xyz(14.9682, 17.9964, 38.7538)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217EA6 #A64921

analogous

#21A68C #217EA6 #213CA6

triadic

#217EA6 #A6217E #7EA621

tetradic

#217EA6 #8C21A6 #A64921 #3CA621

square

#217EA6 #8C21A6 #A64921 #3CA621

split-complementary

#217EA6 #A6213C #A68C21

monochromatic

#0D3140 #175773 #217EA6 #2FA3D6 #62BAE0

Accessibility & contrast

On white

4.57

#217EA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#217EA6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #217EA6

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217EA6	#FFFFFF	#000000	##000000
##217EA6	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7DA8

Deuteranopia (green-blind)

#5870A5

Tritanopia (blue-blind)

#00898B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #217ea6;
/* rgb */ color: rgb(33, 126, 166);
/* oklch */ color: oklch(55.9% 0.103 232.0);

Tailwind

colors: {
  custom: {
    50: '#72a3c0',
    500: '#217ea6',
    950: '#000000',
  },
}

SCSS

$custom: #217ea6;
$custom-light: #72a3c0;
$custom-dark: #000000;

JSON

{
  "hex": "#217ea6",
  "rgb": {
    "r": 33,
    "g": 126,
    "b": 166
  },
  "hsl": {
    "h": 198.045,
    "s": 66.834,
    "l": 39.02
  },
  "oklch": {
    "l": 0.55915,
    "c": 0.10302,
    "h": 232
  },
  "luminance": 0.17998
}

Semantic roles & 50–950 ramp

primary

#217EA6

secondary

#C57D5E

accent

#723EEA

background

#F7FAFB

surface

#EEF3F7

border

#C9CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #217EA6

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

Preview Lab → · Contrast checker → · Palette generator →