#19091C
Closest named color: Almost Black (#070D0D). oklch(17.5% 0.044 321.1), rgb(25, 9, 28).
Aa
White text reads best on this color (19.14:1).
About this color
#19091C is a very dark, muted purple. In OKLCH its lightness is 17%, its chroma 0.044 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.055 away. White text reads best on it, at 19.14:1.
| Hue family | Purples |
| Lightness | very dark (17%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.09:1 |
| White text | 19.14:1 |
Values
| HEX | #19091C |
| RGB | rgb(25, 9, 28) |
| HSL | hsl(291, 51%, 7%) |
| OKLCH | oklch(17.5% 0.044 321.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #19091C | 19.14:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #19091C | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #19091C text on white | 19.14:1 | AAA | Lc 105.4 | Preferred for body text |
| #19091C text on black | 1.09:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE7F0
oklch(93.7% 0.015 322.3)
-
Step 200
200
#E2D3E5
oklch(88.4% 0.029 320.6)
-
Step 300
300
#D1B6D6
oklch(80.9% 0.053 321)
-
Step 400
400
#B98FC1
oklch(70.6% 0.085 320.9)
-
Step 500
500
#A773B1
oklch(63.1% 0.108 320.9)
-
Step 600
600
#925B9C
oklch(55.6% 0.115 321.3)
-
Step 700
700
#7C4A86
oklch(49.1% 0.109 320.8)
-
Step 800
800
#653D6D
oklch(42.7% 0.091 320.8)
-
Step 900
900
#523458
oklch(37.6% 0.071 320.8)
-
Step 950
950 (this color)
#19091C
oklch(17.5% 0.044 321.1)
#19091C with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #070E1D | 0.040 |
| Deuteranopia (no green cones) | #0B101B | 0.037 |
| Tritanopia (no blue cones) | #190B11 | 0.026 |
| Achromatopsia (no color) | #0F0F0F | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19091C
#19091C
oklch(17.5% 0.044 321.1)
- #051503
#051503
oklch(17.5% 0.045 140.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #19091C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.055
- Rich Navy #001219 ΔE 0.058
- Rich Black #0D1B2A ΔE 0.063
- Very Dark Brown #1D0200 ΔE 0.064
- Very Dark Purple #2A0134 ΔE 0.065
- Midnight Purple #280137 ΔE 0.067
- Midnight #03012D ΔE 0.076
- Dark Navy Blue #00022E ΔE 0.082
Use #19091C in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.