#217C90#217C90

#217C90 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.4% C 0.087 H 216.2°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#217C90
RGB	rgb(33, 124, 144)
HSL	hsl(191, 63%, 35%)
HSV	hsv(191, 77%, 56%)
CMYK	cmyk(77.1%, 13.9%, 0%, 43.5%)
CIE-LAB	lab(47.94, -18.89, -18.33)
CIE-LCH	lch(47.94, 26.32, 224.15°)
OKLab	oklab(54.37% -0.07 -0.0512)
OKLCH	oklch(54.37% 0.087 216.2)
XYZ	xyz(12.8668, 16.7507, 28.9352)
Luminance	0.1675 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217C90 #903521

analogous

#21906D #217C90 #214490

triadic

#217C90 #90217C #7C9021

tetradic

#217C90 #6D2190 #903521 #449021

square

#217C90 #6D2190 #903521 #449021

split-complementary

#217C90 #902144 #906D21

monochromatic

#0A262C #16515E #217C90 #2CA7C2 #54C0D8

Accessibility & contrast

On white

4.83

#217C90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#217C90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #217C90

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217C90	#FFFFFF	#000000	##FFFFFF
##217C90	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7891

Deuteranopia (green-blind)

#5F6D90

Tritanopia (blue-blind)

#008382

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #217c90;
/* rgb */ color: rgb(33, 124, 144);
/* oklch */ color: oklch(54.4% 0.087 216.2);

Tailwind

colors: {
  custom: {
    50: '#6fa2b0',
    500: '#217c90',
    950: '#000000',
  },
}

SCSS

$custom: #217c90;
$custom-light: #6fa2b0;
$custom-dark: #000000;

JSON

{
  "hex": "#217c90",
  "rgb": {
    "r": 33,
    "g": 124,
    "b": 144
  },
  "hsl": {
    "h": 190.811,
    "s": 62.712,
    "l": 34.706
  },
  "oklch": {
    "l": 0.54371,
    "c": 0.08674,
    "h": 216.2
  },
  "luminance": 0.16752
}

Semantic roles & 50–950 ramp

primary

#217C90

secondary

#BB6551

accent

#6042E6

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #217C90

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

Preview Lab → · Contrast checker → · Palette generator →