#1F0B28
Closest named color: Very Dark Purple (#2A0134). oklch(19.7% 0.061 314.1), rgb(31, 11, 40).
Aa
White text reads best on this color (18.47:1).
About this color
#1F0B28 is a very dark, muted purple. In OKLCH its lightness is 20%, its chroma 0.061 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.041 away. White text reads best on it, at 18.47:1.
| Hue family | Purples |
| Lightness | very dark (20%) |
| Chroma | muted (0.061) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.13:1 |
| White text | 18.47:1 |
Values
| HEX | #1F0B28 |
| RGB | rgb(31, 11, 40) |
| HSL | hsl(281, 57%, 10%) |
| OKLCH | oklch(19.7% 0.061 314.1) |
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 #1F0B28 | 18.47:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #1F0B28 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #1F0B28 text on white | 18.47:1 | AAA | Lc 104.9 | Preferred for body text |
| #1F0B28 text on black | 1.13:1 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E3D2EC
oklch(88.5% 0.04 314.1)
-
Step 300
300
#D2B3E1
oklch(80.8% 0.072 314.7)
-
Step 400
400
#BB8AD3
oklch(70.7% 0.116 314.2)
-
Step 500
500
#A96BC7
oklch(63% 0.148 313.9)
-
Step 600
600
#9451B3
oklch(55.5% 0.159 314)
-
Step 700
700
#7E419A
oklch(49% 0.148 313.9)
-
Step 800
800
#67367D
oklch(42.7% 0.123 314.2)
-
Step 900
900
#543064
oklch(37.7% 0.095 314.6)
-
Step 950
950 (this color)
#1F0B28
oklch(19.7% 0.061 314.1)
#1F0B28 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) | #041329 | 0.055 |
| Deuteranopia (no green cones) | #0A1427 | 0.048 |
| Tritanopia (no blue cones) | #1E1017 | 0.041 |
| Achromatopsia (no color) | #141414 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F0B28
#1F0B28
oklch(19.7% 0.061 314.1)
- #0A1A00
#0A1A00
oklch(19.6% 0.056 133.4)
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 #1F0B28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.041
- Midnight Purple #280137 ΔE 0.042
- Rich Black #0D1B2A ΔE 0.058
- Eggplant #380835 ΔE 0.064
- Dark Purple #35063E ΔE 0.066
- Deep Purple #36013F ΔE 0.070
- Rich Navy #001219 ΔE 0.074
- Aubergine #3D0734 ΔE 0.074
Use #1F0B28 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.