#217A8F#217A8F

#217A8F is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 53.8% C 0.086 H 217.5°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#217A8F
RGB	rgb(33, 122, 143)
HSL	hsl(191, 63%, 35%)
HSV	hsv(191, 77%, 56%)
CMYK	cmyk(76.9%, 14.7%, 0%, 43.9%)
CIE-LAB	lab(47.27, -18.15, -18.78)
CIE-LCH	lch(47.27, 26.12, 225.99°)
OKLab	oklab(53.81% -0.0684 -0.0524)
OKLCH	oklch(53.81% 0.086 217.5)
XYZ	xyz(12.5426, 16.2241, 28.4518)
Luminance	0.1623 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217A8F #8F3621

analogous

#218F6D #217A8F #21438F

triadic

#217A8F #8F217A #7A8F21

tetradic

#217A8F #6D218F #8F3621 #438F21

square

#217A8F #6D218F #8F3621 #438F21

split-complementary

#217A8F #8F2143 #8F6D21

monochromatic

#0A252C #16505D #217A8F #2CA4C1 #53BED7

Accessibility & contrast

On white

4.95

#217A8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#217A8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #217A8F

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217A8F	#FFFFFF	#000000	##FFFFFF
##217A8F	1.00	4.95	4.25	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7690

Deuteranopia (green-blind)

#5D6B8F

Tritanopia (blue-blind)

#008181

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #217a8f;
/* rgb */ color: rgb(33, 122, 143);
/* oklch */ color: oklch(53.8% 0.086 217.5);

Tailwind

colors: {
  custom: {
    50: '#6ea0af',
    500: '#217a8f',
    950: '#000000',
  },
}

SCSS

$custom: #217a8f;
$custom-light: #6ea0af;
$custom-dark: #000000;

JSON

{
  "hex": "#217a8f",
  "rgb": {
    "r": 33,
    "g": 122,
    "b": 143
  },
  "hsl": {
    "h": 191.455,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.53813,
    "c": 0.08619,
    "h": 217.5
  },
  "luminance": 0.16226
}

Semantic roles & 50–950 ramp

primary

#217A8F

secondary

#BB6551

accent

#6142E6

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #217A8F

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

Preview Lab → · Contrast checker → · Palette generator →