#2164AC#2164AC

#2164AC is a mid, vivid cyan. Relative luminance 0.124; OKLCH L 50.0% C 0.132 H 253.4°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#2164AC
RGB	rgb(33, 100, 172)
HSL	hsl(211, 68%, 40%)
HSV	hsv(211, 81%, 67%)
CMYK	cmyk(80.8%, 41.9%, 0%, 32.5%)
CIE-LAB	lab(41.87, 5.70, -44.36)
CIE-LCH	lch(41.87, 44.73, 277.33°)
OKLab	oklab(50% -0.0377 -0.1269)
OKLCH	oklch(50% 0.132 253.4)
XYZ	xyz(12.6280, 12.4147, 40.7525)
Luminance	0.1242 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2164AC #AC6921

analogous

#21AAAC #2164AC #2321AC

triadic

#2164AC #AC2164 #64AC21

tetradic

#2164AC #AC21AA #AC6921 #21AC23

square

#2164AC #AC21AA #AC6921 #21AC23

split-complementary

#2164AC #AC2321 #AAAC21

monochromatic

#0D2845 #174679 #2164AC #3282D8 #66A1E2

Accessibility & contrast

On white

6.03

#2164AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#2164AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2164AC

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2164AC	#FFFFFF	#000000	##FFFFFF
##2164AC	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#406AAF

Deuteranopia (green-blind)

#285DAB

Tritanopia (blue-blind)

#00757F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2164ac;
/* rgb */ color: rgb(33, 100, 172);
/* oklch */ color: oklch(50.0% 0.132 253.4);

Tailwind

colors: {
  custom: {
    50: '#738fc5',
    500: '#2164ac',
    950: '#000000',
  },
}

SCSS

$custom: #2164ac;
$custom-light: #738fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2164ac",
  "rgb": {
    "r": 33,
    "g": 100,
    "b": 172
  },
  "hsl": {
    "h": 211.079,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.49998,
    "c": 0.13243,
    "h": 253.4
  },
  "luminance": 0.12416
}

Semantic roles & 50–950 ramp

primary

#2164AC

secondary

#C79662

accent

#973DEB

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090C13

muted

#7B7D82

Preview Lab

Preview with #2164AC

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

Preview Lab → · Contrast checker → · Palette generator →