#2165AA#2165AA

#2165AA is a mid, vivid cyan. Relative luminance 0.125; OKLCH L 50.1% C 0.129 H 252.3°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#2165AA
RGB	rgb(33, 101, 170)
HSL	hsl(210, 67%, 40%)
HSV	hsv(210, 81%, 67%)
CMYK	cmyk(80.6%, 40.6%, 0%, 33.3%)
CIE-LAB	lab(42.05, 4.29, -42.89)
CIE-LCH	lch(42.05, 43.11, 275.71°)
OKLab	oklab(50.1% -0.0391 -0.1226)
OKLCH	oklch(50.1% 0.129 252.3)
XYZ	xyz(12.5338, 12.5315, 39.7806)
Luminance	0.1253 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2165AA #AA6621

analogous

#21AAAA #2165AA #2121AA

triadic

#2165AA #AA2165 #65AA21

tetradic

#2165AA #AA21AA #AA6621 #21AA21

square

#2165AA #AA21AA #AA6621 #21AA21

split-complementary

#2165AA #AA2121 #AAAA21

monochromatic

#0D2843 #174777 #2165AA #3183D7 #64A2E1

Accessibility & contrast

On white

5.99

#2165AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#2165AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2165AA

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2165AA	#FFFFFF	#000000	##FFFFFF
##2165AA	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#436AAD

Deuteranopia (green-blind)

#2D5EA9

Tritanopia (blue-blind)

#00757F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2165aa;
/* rgb */ color: rgb(33, 101, 170);
/* oklch */ color: oklch(50.1% 0.129 252.3);

Tailwind

colors: {
  custom: {
    50: '#7290c4',
    500: '#2165aa',
    950: '#000000',
  },
}

SCSS

$custom: #2165aa;
$custom-light: #7290c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2165aa",
  "rgb": {
    "r": 33,
    "g": 101,
    "b": 170
  },
  "hsl": {
    "h": 210.219,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50101,
    "c": 0.12868,
    "h": 252.3
  },
  "luminance": 0.12533
}

Semantic roles & 50–950 ramp

primary

#2165AA

secondary

#C69461

accent

#953DEA

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #2165AA

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

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