#1F0C28
Closest named color: Very Dark Purple (#2A0134). oklch(19.9% 0.058 313.6), rgb(31, 12, 40).
Aa
White text reads best on this color (18.39:1).
About this color
#1F0C28 is a very dark, muted purple. In OKLCH its lightness is 20%, its chroma 0.058 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 0.042 away. White text reads best on it, at 18.39:1.
| Hue family | Purples |
| Lightness | very dark (20%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.14:1 |
| White text | 18.39:1 |
Values
| HEX | #1F0C28 |
| RGB | rgb(31, 12, 40) |
| HSL | hsl(281, 54%, 10%) |
| OKLCH | oklch(19.9% 0.058 313.6) |
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 #1F0C28 | 18.39:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #1F0C28 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #1F0C28 text on white | 18.39:1 | AAA | Lc 104.9 | Preferred for body text |
| #1F0C28 text on black | 1.14:1 | 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
#E2D2EB
oklch(88.4% 0.038 313.6)
-
Step 300
300
#D1B4E1
oklch(80.9% 0.07 313.5)
-
Step 400
400
#B98BD1
oklch(70.6% 0.111 313.6)
-
Step 500
500
#A86DC5
oklch(63.1% 0.142 313.8)
-
Step 600
600
#9353B2
oklch(55.6% 0.154 313.6)
-
Step 700
700
#7D4399
oklch(49.1% 0.143 313.5)
-
Step 800
800
#66387C
oklch(42.8% 0.118 313.7)
-
Step 900
900
#533164
oklch(37.8% 0.092 313.5)
-
Step 950
950 (this color)
#1F0C28
oklch(19.9% 0.058 313.6)
#1F0C28 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) | #051329 | 0.052 |
| Deuteranopia (no green cones) | #0B1527 | 0.046 |
| Tritanopia (no blue cones) | #1E1118 | 0.040 |
| Achromatopsia (no color) | #141414 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F0C28
#1F0C28
oklch(19.9% 0.058 313.6)
- #0A1B00
#0A1B00
oklch(19.9% 0.057 133.9)
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 #1F0C28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.042
- Midnight Purple #280137 ΔE 0.044
- Rich Black #0D1B2A ΔE 0.056
- Eggplant #380835 ΔE 0.064
- Dark Purple #35063E ΔE 0.066
- Deep Purple #36013F ΔE 0.071
- Rich Navy #001219 ΔE 0.073
- Aubergine #3D0734 ΔE 0.074
Use #1F0C28 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.