#219AB4#219AB4

#219AB4 is a light, moderate cyan. Relative luminance 0.267; OKLCH L 63.5% C 0.106 H 216.6°. Best body text is #000000 at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#219AB4
RGB	rgb(33, 154, 180)
HSL	hsl(191, 69%, 42%)
HSV	hsv(191, 82%, 71%)
CMYK	cmyk(81.7%, 14.4%, 0%, 29.4%)
CIE-LAB	lab(58.72, -22.62, -22.59)
CIE-LCH	lch(58.72, 31.97, 224.96°)
OKLab	oklab(63.51% -0.085 -0.0632)
OKLCH	oklch(63.51% 0.106 216.6)
XYZ	xyz(20.4175, 26.7272, 47.2539)
Luminance	0.2673 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#219AB4 #B43B21

analogous

#21B485 #219AB4 #2151B4

triadic

#219AB4 #B4219A #9AB421

tetradic

#219AB4 #8521B4 #B43B21 #51B421

square

#219AB4 #8521B4 #B43B21 #51B421

split-complementary

#219AB4 #B42151 #B48521

monochromatic

#0E424D #186E80 #219AB4 #38BEDA #6BCFE4

Accessibility & contrast

On white

3.31

#219AB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.35

#219AB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #219AB4

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##219AB4	#FFFFFF	#000000	##000000
##219AB4	1.00	3.31	6.35	6.35
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.35	21.00	1.00	1.00
##000000	6.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8995B5

Deuteranopia (green-blind)

#7687B4

Tritanopia (blue-blind)

#00A3A2

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #219ab4;
/* rgb */ color: rgb(33, 154, 180);
/* oklch */ color: oklch(63.5% 0.106 216.6);

Tailwind

colors: {
  custom: {
    50: '#77b8ca',
    500: '#219ab4',
    950: '#000000',
  },
}

SCSS

$custom: #219ab4;
$custom-light: #77b8ca;
$custom-dark: #000000;

JSON

{
  "hex": "#219ab4",
  "rgb": {
    "r": 33,
    "g": 154,
    "b": 180
  },
  "hsl": {
    "h": 190.612,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.63508,
    "c": 0.10587,
    "h": 216.6
  },
  "luminance": 0.2673
}

Semantic roles & 50–950 ramp

primary

#219AB4

secondary

#CA7867

accent

#5B3CEC

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #219AB4

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

Preview Lab → · Contrast checker → · Palette generator →