#1B041D
Closest named color: Very Dark Purple (#2A0134). oklch(16.8% 0.06 324.7), rgb(27, 4, 29).
Aa
White text reads best on this color (19.41:1).
About this color
#1B041D is a very dark, muted purple. In OKLCH its lightness is 17%, its chroma 0.060 and its hue 325°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.058 away. White text reads best on it, at 19.41:1.
| Hue family | Purples |
| Lightness | very dark (17%) |
| Chroma | muted (0.060) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.08:1 |
| White text | 19.41:1 |
Values
| HEX | #1B041D |
| RGB | rgb(27, 4, 29) |
| HSL | hsl(295, 76%, 6%) |
| OKLCH | oklch(16.8% 0.06 324.7) |
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 #1B041D | 19.41:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #1B041D | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #1B041D text on white | 19.41:1 | AAA | Lc 105.4 | Preferred for body text |
| #1B041D 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F1E5F2
oklch(93.5% 0.022 323.4)
-
Step 200
200
#E7D1E8
oklch(88.6% 0.039 324.6)
-
Step 300
300
#D9B1DB
oklch(80.9% 0.073 324.7)
-
Step 400
400
#C487C8
oklch(70.6% 0.114 324.6)
-
Step 500
500
#B467BA
oklch(63% 0.146 324.5)
-
Step 600
600
#A04CA6
oklch(55.6% 0.16 324.9)
-
Step 700
700
#883D8E
oklch(49.1% 0.147 324.6)
-
Step 800
800
#6F3373
oklch(42.7% 0.122 325)
-
Step 900
900
#5A2D5D
oklch(37.6% 0.096 324.9)
-
Step 950
950 (this color)
#1B041D
oklch(16.8% 0.06 324.7)
#1B041D 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) | #010B1E | 0.063 |
| Deuteranopia (no green cones) | #070E1C | 0.054 |
| Tritanopia (no blue cones) | #1C070F | 0.035 |
| Achromatopsia (no color) | #0D0D0D | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B041D
#1B041D
oklch(16.8% 0.06 324.7)
- #001401
#001401
oklch(16.6% 0.054 144.1)
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 #1B041D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.058
- Midnight Purple #280137 ΔE 0.060
- Very Dark Brown #1D0200 ΔE 0.068
- Almost Black #070D0D ΔE 0.069
- Rich Navy #001219 ΔE 0.074
- Midnight #03012D ΔE 0.076
- Rich Black #0D1B2A ΔE 0.079
- Dark Navy Blue #00022E ΔE 0.083
Use #1B041D 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.