#21648A#21648A

#21648A is a mid, moderate cyan. Relative luminance 0.113; OKLCH L 48.0% C 0.090 H 238.0°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#21648A
RGB	rgb(33, 100, 138)
HSL	hsl(202, 61%, 34%)
HSV	hsv(202, 76%, 54%)
CMYK	cmyk(76.1%, 27.5%, 0%, 45.9%)
CIE-LAB	lab(40.03, -7.31, -26.99)
CIE-LCH	lch(40.03, 27.96, 254.85°)
OKLab	oklab(47.96% -0.0476 -0.0762)
OKLCH	oklch(47.96% 0.09 238)
XYZ	xyz(9.7700, 11.2715, 25.7005)
Luminance	0.1127 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21648A #8A4721

analogous

#218A7B #21648A #212F8A

triadic

#21648A #8A2164 #648A21

tetradic

#21648A #7B218A #8A4721 #2F8A21

square

#21648A #7B218A #8A4721 #2F8A21

split-complementary

#21648A #8A212F #8A7B21

monochromatic

#091C27 #154059 #21648A #2D88BB #50A5D5

Accessibility & contrast

On white

6.45

#21648A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#21648A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21648A

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21648A	#FFFFFF	#000000	##FFFFFF
##21648A	1.00	6.45	3.25	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52648C

Deuteranopia (green-blind)

#445A89

Tritanopia (blue-blind)

#006E71

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #21648a;
/* rgb */ color: rgb(33, 100, 138);
/* oklch */ color: oklch(48.0% 0.090 238.0);

Tailwind

colors: {
  custom: {
    50: '#6c90ac',
    500: '#21648a',
    950: '#000000',
  },
}

SCSS

$custom: #21648a;
$custom-light: #6c90ac;
$custom-dark: #000000;

JSON

{
  "hex": "#21648a",
  "rgb": {
    "r": 33,
    "g": 100,
    "b": 138
  },
  "hsl": {
    "h": 201.714,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.47958,
    "c": 0.08981,
    "h": 238
  },
  "luminance": 0.11273
}

Semantic roles & 50–950 ramp

primary

#21648A

secondary

#B9754E

accent

#7E43E5

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #21648A

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

Preview Lab → · Contrast checker → · Palette generator →