#19143B
Closest named color: Navy Blue (#001146). oklch(22.3% 0.072 284.7), rgb(25, 20, 59).
Aa
White text reads best on this color (17.43:1).
About this color
#19143B is a very dark, moderately saturated purple. In OKLCH its lightness is 22%, its chroma 0.072 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Navy Blue (#001146), ΔE 0.046 away. White text reads best on it, at 17.43:1.
| Hue family | Purples |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Navy Blue (#001146) |
| Black text | 1.20:1 |
| White text | 17.43:1 |
Values
| HEX | #19143B |
| RGB | rgb(25, 20, 59) |
| HSL | hsl(248, 49%, 15%) |
| OKLCH | oklch(22.3% 0.072 284.7) |
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 #19143B | 17.43:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #19143B | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #19143B text on white | 17.43:1 | AAA | Lc 104.1 | Preferred for body text |
| #19143B text on black | 1.20:1 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D5D5F8
oklch(88.4% 0.048 285.4)
-
Step 300
300
#BAB9F6
oklch(80.8% 0.086 285.1)
-
Step 400
400
#9893F2
oklch(70.7% 0.137 284.7)
-
Step 500
500
#8175ED
oklch(63.1% 0.174 284.8)
-
Step 600
600
#6C5ADC
oklch(55.6% 0.191 284.7)
-
Step 700
700
#5B49BF
oklch(49.2% 0.177 284.8)
-
Step 800
800
#4A3D9A
oklch(42.8% 0.146 284.8)
-
Step 900
900
#3D357B
oklch(37.7% 0.115 284.7)
-
Step 950
950 (this color)
#19143B
oklch(22.3% 0.072 284.7)
#19143B 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) | #001B3C | 0.038 |
| Deuteranopia (no green cones) | #00193A | 0.037 |
| Tritanopia (no blue cones) | #0D1D25 | 0.060 |
| Achromatopsia (no color) | #1A1A1A | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19143B
#19143B
oklch(22.3% 0.072 284.7)
- #1F1C00
#1F1C00
oklch(22.3% 0.047 104)
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 #19143B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Blue #001146 ΔE 0.046
- Rich Black #0D1B2A ΔE 0.047
- Dark Indigo #1F0954 ΔE 0.052
- Midnight Purple #280137 ΔE 0.054
- Very Dark Purple #2A0134 ΔE 0.058
- Oxford Blue #1B263B ΔE 0.059
- Dark #1B2431 ΔE 0.060
- Night Blue #040348 ΔE 0.064
Use #19143B 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.