#180741#180741

#180741 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.6% C 0.100 H 287.4°. Best body text is #FFFFFF at 18.33:1 contrast (WCAG AA passes).

Color values

HEX	#180741
RGB	rgb(24, 7, 65)
HSL	hsl(258, 81%, 14%)
HSV	hsv(258, 89%, 25%)
CMYK	cmyk(63.1%, 89.2%, 0%, 74.5%)
CIE-LAB	lab(6.57, 25.46, -33.02)
CIE-LCH	lch(6.57, 41.69, 307.63°)
OKLab	oklab(20.55% 0.03 -0.0955)
OKLCH	oklch(20.55% 0.1 287.4)
XYZ	xyz(1.4065, 0.7277, 5.0664)
Luminance	0.0073 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180741 #304107

analogous

#071341 #180741 #350741

triadic

#180741 #411807 #074118

tetradic

#180741 #410713 #304107 #074135

square

#180741 #410713 #304107 #074135

split-complementary

#180741 #413507 #134107

monochromatic

#0A031C #0A031C #180741 #2C0D78 #4113B0

Accessibility & contrast

On white

18.33

#180741 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#180741 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180741

18.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180741	#FFFFFF	#000000	##FFFFFF
##180741	1.00	18.33	1.15	18.33
#FFFFFF	18.33	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001643

Deuteranopia (green-blind)

#001340

Tritanopia (blue-blind)

#061824

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #180741;
/* rgb */ color: rgb(24, 7, 65);
/* oklch */ color: oklch(20.6% 0.100 287.4);

Tailwind

colors: {
  custom: {
    50: '#5b4976',
    500: '#180741',
    950: '#000000',
  },
}

SCSS

$custom: #180741;
$custom-light: #5b4976;
$custom-dark: #000000;

JSON

{
  "hex": "#180741",
  "rgb": {
    "r": 24,
    "g": 7,
    "b": 65
  },
  "hsl": {
    "h": 257.586,
    "s": 80.556,
    "l": 14.118
  },
  "oklch": {
    "l": 0.20553,
    "c": 0.10012,
    "h": 287.4
  },
  "luminance": 0.00728
}

Semantic roles & 50–950 ramp

primary

#180741

secondary

#658024

accent

#F731BD

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #180741

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

Preview Lab → · Contrast checker → · Palette generator →