#2156AA#2156AA

#2156AA is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.7% C 0.146 H 259.5°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#2156AA
RGB	rgb(33, 86, 170)
HSL	hsl(217, 67%, 40%)
HSV	hsv(217, 81%, 67%)
CMYK	cmyk(80.6%, 49.4%, 0%, 33.3%)
CIE-LAB	lab(37.63, 14.04, -49.99)
CIE-LCH	lch(37.63, 51.92, 285.69°)
OKLab	oklab(46.68% -0.0267 -0.1438)
OKLCH	oklch(46.68% 0.146 259.5)
XYZ	xyz(11.2080, 9.8799, 39.3387)
Luminance	0.0988 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2156AA #AA7521

analogous

#219BAA #2156AA #3021AA

triadic

#2156AA #AA2156 #56AA21

tetradic

#2156AA #AA219B #AA7521 #21AA30

square

#2156AA #AA219B #AA7521 #21AA30

split-complementary

#2156AA #AA3021 #9BAA21

monochromatic

#0D2243 #173C77 #2156AA #3171D7 #6495E1

Accessibility & contrast

On white

7.06

#2156AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#2156AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2156AA

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2156AA	#FFFFFF	#000000	##FFFFFF
##2156AA	1.00	7.06	2.98	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#245FAD

Deuteranopia (green-blind)

#0053A8

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2156aa;
/* rgb */ color: rgb(33, 86, 170);
/* oklch */ color: oklch(46.7% 0.146 259.5);

Tailwind

colors: {
  custom: {
    50: '#7385c4',
    500: '#2156aa',
    950: '#000000',
  },
}

SCSS

$custom: #2156aa;
$custom-light: #7385c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2156aa",
  "rgb": {
    "r": 33,
    "g": 86,
    "b": 170
  },
  "hsl": {
    "h": 216.788,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.46677,
    "c": 0.14622,
    "h": 259.5
  },
  "luminance": 0.09881
}

Semantic roles & 50–950 ramp

primary

#2156AA

secondary

#C69F61

accent

#A73DEA

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #2156AA

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

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