#21719C#21719C

#21719C is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 52.2% C 0.101 H 237.3°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#21719C
RGB	rgb(33, 113, 156)
HSL	hsl(201, 65%, 37%)
HSV	hsv(201, 79%, 61%)
CMYK	cmyk(78.8%, 27.6%, 0%, 38.8%)
CIE-LAB	lab(44.99, -8.40, -29.99)
CIE-LCH	lch(44.99, 31.14, 254.36°)
OKLab	oklab(52.18% -0.0543 -0.0847)
OKLCH	oklch(52.18% 0.101 237.3)
XYZ	xyz(12.5307, 14.5324, 33.5907)
Luminance	0.1453 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21719C #9C4C21

analogous

#219C8A #21719C #21339C

triadic

#21719C #9C2171 #719C21

tetradic

#21719C #8A219C #9C4C21 #339C21

square

#21719C #8A219C #9C4C21 #339C21

split-complementary

#21719C #9C2133 #9C8A21

monochromatic

#0C2837 #164C69 #21719C #2C96CF #5BAFDC

Accessibility & contrast

On white

5.38

#21719C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#21719C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21719C

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21719C	#FFFFFF	#000000	##FFFFFF
##21719C	1.00	5.38	3.91	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C719E

Deuteranopia (green-blind)

#4C659B

Tritanopia (blue-blind)

#007C80

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #21719c;
/* rgb */ color: rgb(33, 113, 156);
/* oklch */ color: oklch(52.2% 0.101 237.3);

Tailwind

colors: {
  custom: {
    50: '#7099b9',
    500: '#21719c',
    950: '#000000',
  },
}

SCSS

$custom: #21719c;
$custom-light: #7099b9;
$custom-dark: #000000;

JSON

{
  "hex": "#21719c",
  "rgb": {
    "r": 33,
    "g": 113,
    "b": 156
  },
  "hsl": {
    "h": 200.976,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.52175,
    "c": 0.10064,
    "h": 237.3
  },
  "luminance": 0.14534
}

Semantic roles & 50–950 ramp

primary

#21719C

secondary

#C17D58

accent

#7B40E8

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #21719C

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

Preview Lab → · Contrast checker → · Palette generator →