#190831
Closest named color: Midnight Purple (#280137). oklch(19.1% 0.077 297.7), rgb(25, 8, 49).
Aa
White text reads best on this color (18.74:1).
About this color
#190831 is a very dark, moderately saturated purple. In OKLCH its lightness is 19%, its chroma 0.077 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.039 away. White text reads best on it, at 18.74:1.
| Hue family | Purples |
| Lightness | very dark (19%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.12:1 |
| White text | 18.74:1 |
Values
| HEX | #190831 |
| RGB | rgb(25, 8, 49) |
| HSL | hsl(265, 72%, 11%) |
| OKLCH | oklch(19.1% 0.077 297.7) |
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 #190831 | 18.74:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #190831 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #190831 text on white | 18.74:1 | AAA | Lc 105.0 | Preferred for body text |
| #190831 text on black | 1.12:1 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7FA
oklch(93.7% 0.026 295.5)
-
Step 200
200
#DCD3F7
oklch(88.5% 0.05 296.8)
-
Step 300
300
#C7B4F4
oklch(80.8% 0.091 298)
-
Step 400
400
#AC8BEF
oklch(70.8% 0.145 297.8)
-
Step 500
500
#986AE9
oklch(63% 0.185 297.5)
-
Step 600
600
#844DD8
oklch(55.6% 0.203 297.6)
-
Step 700
700
#703DBB
oklch(49.1% 0.188 297.6)
-
Step 800
800
#5B3397
oklch(42.6% 0.156 297.8)
-
Step 900
900
#4A2F78
oklch(37.7% 0.12 297.4)
-
Step 950
950 (this color)
#190831
oklch(19.1% 0.077 297.7)
#190831 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) | #001232 | 0.050 |
| Deuteranopia (no green cones) | #001130 | 0.050 |
| Tritanopia (no blue cones) | #13121B | 0.059 |
| Achromatopsia (no color) | #121212 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #190831
#190831
oklch(19.1% 0.077 297.7)
- #121600
#121600
oklch(18.9% 0.044 118)
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 #190831, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.039
- Very Dark Purple #2A0134 ΔE 0.043
- Dark Navy #000435 ΔE 0.061
- Navy Blue #001146 ΔE 0.062
- Midnight #03012D ΔE 0.063
- Rich Black #0D1B2A ΔE 0.064
- Night Blue #040348 ΔE 0.065
- Dark Indigo #1F0954 ΔE 0.069
Use #190831 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.