#1F0C2B
Closest named color: Very Dark Purple (#2A0134). oklch(20.1% 0.063 310.2), rgb(31, 12, 43).
Aa
White text reads best on this color (18.32:1).
About this color
#1F0C2B is a very dark, muted purple. In OKLCH its lightness is 20%, its chroma 0.063 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.039 away. White text reads best on it, at 18.32:1.
| Hue family | Purples |
| Lightness | very dark (20%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.14:1 |
| White text | 18.32:1 |
Values
| HEX | #1F0C2B |
| RGB | rgb(31, 12, 43) |
| HSL | hsl(277, 56%, 11%) |
| OKLCH | oklch(20.1% 0.063 310.2) |
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 #1F0C2B | 18.32:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #1F0C2B | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #1F0C2B text on white | 18.32:1 | AAA | Lc 104.8 | Preferred for body text |
| #1F0C2B 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F5
oklch(93.6% 0.022 309.6)
-
Step 200
200
#E2D2EE
oklch(88.5% 0.042 310.9)
-
Step 300
300
#D0B4E5
oklch(81% 0.074 310.5)
-
Step 400
400
#B88BD8
oklch(70.8% 0.119 310.4)
-
Step 500
500
#A66CCD
oklch(63.2% 0.152 310.3)
-
Step 600
600
#9151BA
oklch(55.6% 0.166 310.2)
-
Step 700
700
#7B41A0
oklch(49% 0.154 310.1)
-
Step 800
800
#643682
oklch(42.6% 0.128 310)
-
Step 900
900
#523068
oklch(37.7% 0.099 310.5)
-
Step 950
950 (this color)
#1F0C2B
oklch(20.1% 0.063 310.2)
#1F0C2B 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) | #03142C | 0.055 |
| Deuteranopia (no green cones) | #09152A | 0.048 |
| Tritanopia (no blue cones) | #1D1219 | 0.045 |
| Achromatopsia (no color) | #151515 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F0C2B
#1F0C2B
oklch(20.1% 0.063 310.2)
- #0E1B00
#0E1B00
oklch(20.2% 0.054 129.9)
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 #1F0C2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.039
- Midnight Purple #280137 ΔE 0.039
- Rich Black #0D1B2A ΔE 0.056
- Eggplant #380835 ΔE 0.062
- Dark Purple #35063E ΔE 0.062
- Deep Purple #36013F ΔE 0.067
- Aubergine #3D0734 ΔE 0.073
- Rich Navy #001219 ΔE 0.076
Use #1F0C2B 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.