#2156AD#2156AD

#2156AD is a mid, vivid blue. Relative luminance 0.100; OKLCH L 46.9% C 0.150 H 260.0°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#2156AD
RGB	rgb(33, 86, 173)
HSL	hsl(217, 68%, 40%)
HSV	hsv(217, 81%, 68%)
CMYK	cmyk(80.9%, 50.3%, 0%, 32.2%)
CIE-LAB	lab(37.83, 15.23, -51.43)
CIE-LCH	lch(37.83, 53.64, 286.49°)
OKLab	oklab(46.9% -0.0262 -0.148)
OKLCH	oklch(46.9% 0.15 260)
XYZ	xyz(11.4951, 9.9947, 40.8504)
Luminance	0.1000 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2156AD #AD7821

analogous

#219CAD #2156AD #3221AD

triadic

#2156AD #AD2156 #56AD21

tetradic

#2156AD #AD219C #AD7821 #21AD32

square

#2156AD #AD219C #AD7821 #21AD32

split-complementary

#2156AD #AD3221 #9CAD21

monochromatic

#0D2346 #173C7A #2156AD #3372D8 #6695E2

Accessibility & contrast

On white

7.00

#2156AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#2156AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2156AD

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2156AD	#FFFFFF	#000000	##FFFFFF
##2156AD	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2060B0

Deuteranopia (green-blind)

#0053AB

Tritanopia (blue-blind)

#006B79

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2156ad;
/* rgb */ color: rgb(33, 86, 173);
/* oklch */ color: oklch(46.9% 0.150 260.0);

Tailwind

colors: {
  custom: {
    50: '#7385c6',
    500: '#2156ad',
    950: '#000000',
  },
}

SCSS

$custom: #2156ad;
$custom-light: #7385c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2156ad",
  "rgb": {
    "r": 33,
    "g": 86,
    "b": 173
  },
  "hsl": {
    "h": 217.286,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.46901,
    "c": 0.15032,
    "h": 260
  },
  "luminance": 0.09996
}

Semantic roles & 50–950 ramp

primary

#2156AD

secondary

#C7A162

accent

#A93DEB

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #2156AD

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

Preview Lab → · Contrast checker → · Palette generator →