#21286F#21286F

#21286F is a dark, vivid blue. Relative luminance 0.030; OKLCH L 31.9% C 0.122 H 273.1°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#21286F
RGB	rgb(33, 40, 111)
HSL	hsl(235, 54%, 28%)
HSV	hsv(235, 70%, 44%)
CMYK	cmyk(70.3%, 64%, 0%, 56.5%)
CIE-LAB	lab(20.00, 22.37, -42.11)
CIE-LCH	lch(20.00, 47.69, 297.98°)
OKLab	oklab(31.92% 0.0065 -0.1214)
OKLCH	oklch(31.92% 0.122 273.1)
XYZ	xyz(4.2543, 2.9882, 15.3884)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21286F #6F6821

analogous

#214F6F #21286F #41216F

triadic

#21286F #6F2128 #286F21

tetradic

#21286F #6F214F #6F6821 #216F41

square

#21286F #6F214F #6F6821 #216F41

split-complementary

#21286F #6F4121 #4F6F21

monochromatic

#070918 #131740 #21286F #2F399E #434FC7

Accessibility & contrast

On white

13.14

#21286F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#21286F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21286F

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21286F	#FFFFFF	#000000	##FFFFFF
##21286F	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003471

Deuteranopia (green-blind)

#002D6E

Tritanopia (blue-blind)

#003A47

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #21286f;
/* rgb */ color: rgb(33, 40, 111);
/* oklch */ color: oklch(31.9% 0.122 273.1);

Tailwind

colors: {
  custom: {
    50: '#676199',
    500: '#21286f',
    950: '#000000',
  },
}

SCSS

$custom: #21286f;
$custom-light: #676199;
$custom-dark: #000000;

JSON

{
  "hex": "#21286f",
  "rgb": {
    "r": 33,
    "g": 40,
    "b": 111
  },
  "hsl": {
    "h": 234.615,
    "s": 54.167,
    "l": 28.235
  },
  "oklch": {
    "l": 0.31922,
    "c": 0.12157,
    "h": 273.1
  },
  "luminance": 0.02989
}

Semantic roles & 50–950 ramp

primary

#21286F

secondary

#A39B49

accent

#D04ADE

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #21286F

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

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