#217EBD#217EBD

#217EBD is a mid, vivid cyan. Relative luminance 0.189; OKLCH L 57.1% C 0.128 H 244.1°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#217EBD
RGB	rgb(33, 126, 189)
HSL	hsl(204, 70%, 44%)
HSV	hsv(204, 83%, 74%)
CMYK	cmyk(82.5%, 33.3%, 0%, 25.9%)
CIE-LAB	lab(50.59, -3.83, -40.39)
CIE-LCH	lch(50.59, 40.57, 264.58°)
OKLab	oklab(57.15% -0.0558 -0.1148)
OKLCH	oklch(57.15% 0.128 244.1)
XYZ	xyz(17.2698, 18.9170, 50.8754)
Luminance	0.1892 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#217EBD #BD6021

analogous

#21BDAE #217EBD #2130BD

triadic

#217EBD #BD217E #7EBD21

tetradic

#217EBD #AE21BD #BD6021 #30BD21

square

#217EBD #AE21BD #BD6021 #30BD21

split-complementary

#217EBD #BD2130 #BDAE21

monochromatic

#0F3955 #185B89 #217EBD #3E9DDD #72B7E6

Accessibility & contrast

On white

4.39

#217EBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#217EBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #217EBD

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##217EBD	#FFFFFF	#000000	##000000
##217EBD	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6080C0

Deuteranopia (green-blind)

#4A72BC

Tritanopia (blue-blind)

#008D95

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #217ebd;
/* rgb */ color: rgb(33, 126, 189);
/* oklch */ color: oklch(57.1% 0.128 244.1);

Tailwind

colors: {
  custom: {
    50: '#77a3d1',
    500: '#217ebd',
    950: '#000000',
  },
}

SCSS

$custom: #217ebd;
$custom-light: #77a3d1;
$custom-dark: #000000;

JSON

{
  "hex": "#217ebd",
  "rgb": {
    "r": 33,
    "g": 126,
    "b": 189
  },
  "hsl": {
    "h": 204.231,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.57148,
    "c": 0.12767,
    "h": 244.1
  },
  "luminance": 0.18919
}

Semantic roles & 50–950 ramp

primary

#217EBD

secondary

#CD946D

accent

#833BED

background

#F7FAFC

surface

#EEF3F9

border

#C9CDD2

text

#0A0F14

muted

#7C7F82

Preview Lab

Preview with #217EBD

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

Preview Lab → · Contrast checker → · Palette generator →