#217B8D#217B8D

#217B8D is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.0% C 0.085 H 214.4°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#217B8D
RGB	rgb(33, 123, 141)
HSL	hsl(190, 62%, 34%)
HSV	hsv(190, 77%, 55%)
CMYK	cmyk(76.6%, 12.8%, 0%, 44.7%)
CIE-LAB	lab(47.51, -19.37, -17.23)
CIE-LCH	lch(47.51, 25.93, 221.66°)
OKLab	oklab(53.98% -0.0703 -0.048)
OKLCH	oklch(53.98% 0.085 214.4)
XYZ	xyz(12.5158, 16.4108, 27.7021)
Luminance	0.1641 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217B8D #8D3321

analogous

#218D69 #217B8D #21458D

triadic

#217B8D #8D217B #7B8D21

tetradic

#217B8D #69218D #8D3321 #458D21

square

#217B8D #69218D #8D3321 #458D21

split-complementary

#217B8D #8D2145 #8D6921

monochromatic

#0A242A #15505B #217B8D #2DA6BF #52C0D6

Accessibility & contrast

On white

4.90

#217B8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#217B8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #217B8D

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217B8D	#FFFFFF	#000000	##FFFFFF
##217B8D	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E778E

Deuteranopia (green-blind)

#5F6C8D

Tritanopia (blue-blind)

#008281

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #217b8d;
/* rgb */ color: rgb(33, 123, 141);
/* oklch */ color: oklch(54.0% 0.085 214.4);

Tailwind

colors: {
  custom: {
    50: '#6ea1ae',
    500: '#217b8d',
    950: '#000000',
  },
}

SCSS

$custom: #217b8d;
$custom-light: #6ea1ae;
$custom-dark: #000000;

JSON

{
  "hex": "#217b8d",
  "rgb": {
    "r": 33,
    "g": 123,
    "b": 141
  },
  "hsl": {
    "h": 190,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.53982,
    "c": 0.08513,
    "h": 214.4
  },
  "luminance": 0.16412
}

Semantic roles & 50–950 ramp

primary

#217B8D

secondary

#BA6250

accent

#5E43E5

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #217B8D

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

Preview Lab → · Contrast checker → · Palette generator →