#1B0615
Closest named color: Very Dark Brown (#1D0200). oklch(16.7% 0.046 339.6), rgb(27, 6, 21).
Aa
White text reads best on this color (19.38:1).
About this color
#1B0615 is a very dark, muted purple. In OKLCH its lightness is 17%, its chroma 0.046 and its hue 340°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.049 away. White text reads best on it, at 19.38:1.
| Hue family | Purples |
| Lightness | very dark (17%) |
| Chroma | muted (0.046) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.08:1 |
| White text | 19.38:1 |
Values
| HEX | #1B0615 |
| RGB | rgb(27, 6, 21) |
| HSL | hsl(317, 64%, 6%) |
| OKLCH | oklch(16.7% 0.046 339.6) |
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 #1B0615 | 19.38:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1B0615 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #1B0615 text on white | 19.38:1 | AAA | Lc 105.5 | Preferred for body text |
| #1B0615 text on black | 1.08:1 | 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
#F9F4F7
oklch(97.2% 0.007 340.4)
-
Step 100
100
#F2E6ED
oklch(93.6% 0.016 341.4)
-
Step 200
200
#E8D2E0
oklch(88.6% 0.031 339.3)
-
Step 300
300
#D9B4CC
oklch(81% 0.053 339.4)
-
Step 400
400
#C58BB2
oklch(70.6% 0.087 339.3)
-
Step 500
500
#B56E9F
oklch(63.1% 0.11 339.4)
-
Step 600
600
#A0558A
oklch(55.6% 0.12 339.3)
-
Step 700
700
#894575
oklch(49.1% 0.111 339.5)
-
Step 800
800
#6F395F
oklch(42.7% 0.092 339.4)
-
Step 900
900
#5A314E
oklch(37.6% 0.073 338.9)
-
Step 950
950 (this color)
#1B0615
oklch(16.7% 0.046 339.6)
#1B0615 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) | #070B16 | 0.048 |
| Deuteranopia (no green cones) | #0D0F14 | 0.044 |
| Tritanopia (no blue cones) | #1D060C | 0.020 |
| Achromatopsia (no color) | #0D0D0D | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B0615
#1B0615
oklch(16.7% 0.046 339.6)
- #001409
#001409
oklch(16.9% 0.038 159.5)
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 #1B0615, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.049
- Almost Black #070D0D ΔE 0.056
- Rich Navy #001219 ΔE 0.066
- Very Dark Purple #2A0134 ΔE 0.073
- Midnight Purple #280137 ΔE 0.076
- Rich Black #0D1B2A ΔE 0.076
- Dark Maroon #3C0008 ΔE 0.086
- Midnight #03012D ΔE 0.087
Use #1B0615 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.