#19103C
Closest named color: Navy Blue (#001146). oklch(21.6% 0.08 287), rgb(25, 16, 60).
Aa
White text reads best on this color (17.78:1).
About this color
#19103C is a very dark, moderately saturated purple. In OKLCH its lightness is 22%, its chroma 0.080 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Navy Blue (#001146), ΔE 0.044 away. White text reads best on it, at 17.78:1.
| Hue family | Purples |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Navy Blue (#001146) |
| Black text | 1.18:1 |
| White text | 17.78:1 |
Values
| HEX | #19103C |
| RGB | rgb(25, 16, 60) |
| HSL | hsl(252, 58%, 15%) |
| OKLCH | oklch(21.6% 0.08 287) |
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 #19103C | 17.78:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #19103C | 1.18:1 | Fails | Lc 0.0 | Not readable |
| #19103C text on white | 17.78:1 | AAA | Lc 104.3 | Preferred for body text |
| #19103C text on black | 1.18:1 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E8E8FC
oklch(93.7% 0.027 285.9)
-
Step 200
200
#D6D5FB
oklch(88.6% 0.052 286.5)
-
Step 300
300
#BCB8FC
oklch(81% 0.095 286.8)
-
Step 400
400
#9B8FFA
oklch(70.6% 0.153 286.9)
-
Step 500
500
#866FF7
oklch(63.1% 0.195 287.2)
-
Step 600
600
#7152E6
oklch(55.5% 0.213 286.9)
-
Step 700
700
#5F41C8
oklch(49% 0.198 286.8)
-
Step 800
800
#4E37A1
oklch(42.7% 0.163 287.4)
-
Step 900
900
#403180
oklch(37.6% 0.128 287.3)
-
Step 950
950 (this color)
#19103C
oklch(21.6% 0.08 287)
#19103C 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) | #00193D | 0.042 |
| Deuteranopia (no green cones) | #00173B | 0.041 |
| Tritanopia (no blue cones) | #0C1B24 | 0.067 |
| Achromatopsia (no color) | #181818 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19103C
#19103C
oklch(21.6% 0.08 287)
- #1C1B00
#1C1B00
oklch(21.6% 0.047 107.8)
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 #19103C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Blue #001146 ΔE 0.044
- Dark Indigo #1F0954 ΔE 0.047
- Midnight Purple #280137 ΔE 0.047
- Very Dark Purple #2A0134 ΔE 0.052
- Rich Black #0D1B2A ΔE 0.056
- Night Blue #040348 ΔE 0.057
- Dark Purple #35063E ΔE 0.065
- Dark Navy #000435 ΔE 0.068
Use #19103C 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.