#21286A#21286A

#21286A is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.5% C 0.114 H 273.3°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#21286A
RGB	rgb(33, 40, 106)
HSL	hsl(234, 53%, 27%)
HSV	hsv(234, 69%, 42%)
CMYK	cmyk(68.9%, 62.3%, 0%, 58.4%)
CIE-LAB	lab(19.56, 20.44, -39.58)
CIE-LCH	lch(19.56, 44.55, 297.31°)
OKLab	oklab(31.46% 0.0066 -0.114)
OKLCH	oklch(31.46% 0.114 273.3)
XYZ	xyz(3.9866, 2.8812, 13.9789)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21286A #6A6321

analogous

#214C6A #21286A #3F216A

triadic

#21286A #6A2128 #286A21

tetradic

#21286A #6A214C #6A6321 #216A3F

square

#21286A #6A214C #6A6321 #216A3F

split-complementary

#21286A #6A3F21 #4C6A21

monochromatic

#070917 #12163B #21286A #303A99 #414EC4

Accessibility & contrast

On white

13.32

#21286A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#21286A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21286A

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21286A	#FFFFFF	#000000	##FFFFFF
##21286A	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336C

Deuteranopia (green-blind)

#002C69

Tritanopia (blue-blind)

#003844

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #21286a;
/* rgb */ color: rgb(33, 40, 106);
/* oklch */ color: oklch(31.5% 0.114 273.3);

Tailwind

colors: {
  custom: {
    50: '#666195',
    500: '#21286a',
    950: '#000000',
  },
}

SCSS

$custom: #21286a;
$custom-light: #666195;
$custom-dark: #000000;

JSON

{
  "hex": "#21286a",
  "rgb": {
    "r": 33,
    "g": 40,
    "b": 106
  },
  "hsl": {
    "h": 234.247,
    "s": 52.518,
    "l": 27.255
  },
  "oklch": {
    "l": 0.31464,
    "c": 0.11415,
    "h": 273.3
  },
  "luminance": 0.02882
}

Semantic roles & 50–950 ramp

primary

#21286A

secondary

#9E9649

accent

#CE4CDC

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050D

muted

#7A797E

Preview Lab

Preview with #21286A

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

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