#21174F#21174F

#21174F is a dark, moderate violet. Relative luminance 0.015; OKLCH L 25.6% C 0.098 H 285.4°. Best body text is #FFFFFF at 16.15:1 contrast (WCAG AA passes).

Color values

HEX	#21174F
RGB	rgb(33, 23, 79)
HSL	hsl(251, 55%, 20%)
HSV	hsv(251, 71%, 31%)
CMYK	cmyk(58.2%, 70.9%, 0%, 69%)
CIE-LAB	lab(12.61, 22.22, -32.88)
CIE-LCH	lch(12.61, 39.69, 304.06°)
OKLab	oklab(25.61% 0.0259 -0.0944)
OKLCH	oklch(25.61% 0.098 285.4)
XYZ	xyz(2.3445, 1.5005, 7.5617)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.85

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21174F #454F17

analogous

#17294F #21174F #3D174F

triadic

#21174F #4F2117 #174F21

tetradic

#21174F #4F1729 #454F17 #174F3D

square

#21174F #4F1729 #454F17 #174F3D

split-complementary

#21174F #4F3D17 #294F17

monochromatic

#0A0718 #0D0920 #21174F #35257E #4933AE

Accessibility & contrast

On white

16.15

#21174F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#21174F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21174F

16.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21174F	#FFFFFF	#000000	##FFFFFF
##21174F	1.00	16.15	1.30	16.15
#FFFFFF	16.15	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002251

Deuteranopia (green-blind)

#001F4E

Tritanopia (blue-blind)

#0E2530

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #21174f;
/* rgb */ color: rgb(33, 23, 79);
/* oklch */ color: oklch(25.6% 0.098 285.4);

Tailwind

colors: {
  custom: {
    50: '#625481',
    500: '#21174f',
    950: '#000000',
  },
}

SCSS

$custom: #21174f;
$custom-light: #625481;
$custom-dark: #000000;

JSON

{
  "hex": "#21174f",
  "rgb": {
    "r": 33,
    "g": 23,
    "b": 79
  },
  "hsl": {
    "h": 250.714,
    "s": 54.902,
    "l": 20
  },
  "oklch": {
    "l": 0.2561,
    "c": 0.09786,
    "h": 285.4
  },
  "luminance": 0.01501
}

Semantic roles & 50–950 ramp

primary

#21174F

secondary

#79863C

accent

#DE4AC4

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#05030A

muted

#7A787C

Preview Lab

Preview with #21174F

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

Preview Lab → · Contrast checker → · Palette generator →