#21186F#21186F

#21186F is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.1% C 0.141 H 277.6°. Best body text is #FFFFFF at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#21186F
RGB	rgb(33, 24, 111)
HSL	hsl(246, 64%, 26%)
HSV	hsv(246, 78%, 44%)
CMYK	cmyk(70.3%, 78.4%, 0%, 56.5%)
CIE-LAB	lab(16.13, 32.83, -48.46)
CIE-LCH	lch(16.13, 58.54, 304.11°)
OKLab	oklab(29.12% 0.0188 -0.14)
OKLCH	oklch(29.12% 0.141 277.6)
XYZ	xyz(3.8221, 2.1240, 15.2444)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21186F #666F18

analogous

#183B6F #21186F #4D186F

triadic

#21186F #6F2118 #186F21

tetradic

#21186F #6F183B #666F18 #186F4D

square

#21186F #6F183B #666F18 #186F4D

split-complementary

#21186F #6F4D18 #3B6F18

monochromatic

#070519 #120D3D #21186F #3023A1 #402FD2

Accessibility & contrast

On white

14.74

#21186F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#21186F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21186F

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21186F	#FFFFFF	#000000	##FFFFFF
##21186F	1.00	14.74	1.42	14.74
#FFFFFF	14.74	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C72

Deuteranopia (green-blind)

#00246D

Tritanopia (blue-blind)

#003142

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #21186f;
/* rgb */ color: rgb(33, 24, 111);
/* oklch */ color: oklch(29.1% 0.141 277.6);

Tailwind

colors: {
  custom: {
    50: '#695799',
    500: '#21186f',
    950: '#000000',
  },
}

SCSS

$custom: #21186f;
$custom-light: #695799;
$custom-dark: #000000;

JSON

{
  "hex": "#21186f",
  "rgb": {
    "r": 33,
    "g": 24,
    "b": 111
  },
  "hsl": {
    "h": 246.207,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.29122,
    "c": 0.14125,
    "h": 277.6
  },
  "luminance": 0.02124
}

Semantic roles & 50–950 ramp

primary

#21186F

secondary

#9AA53E

accent

#E740D6

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #21186F

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

Preview Lab → · Contrast checker → · Palette generator →