#13051B
Closest named color: Almost Black (#070D0D). oklch(15.4% 0.05 312.1), rgb(19, 5, 27).
Aa
White text reads best on this color (19.71:1).
About this color
#13051B is a very dark, muted purple. In OKLCH its lightness is 15%, its chroma 0.050 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.055 away. White text reads best on it, at 19.71:1.
| Hue family | Purples |
| Lightness | very dark (15%) |
| Chroma | muted (0.050) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.06:1 |
| White text | 19.71:1 |
Values
| HEX | #13051B |
| RGB | rgb(19, 5, 27) |
| HSL | hsl(278, 69%, 6%) |
| OKLCH | oklch(15.4% 0.05 312.1) |
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 #13051B | 19.71:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #13051B | 1.06:1 | Fails | Lc 0.0 | Not readable |
| #13051B text on white | 19.71:1 | AAA | Lc 105.7 | Preferred for body text |
| #13051B text on black | 1.06:1 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EEE7F2
oklch(93.7% 0.016 313.6)
-
Step 200
200
#E0D3E9
oklch(88.4% 0.033 311.7)
-
Step 300
300
#CEB6DD
oklch(80.9% 0.06 312.4)
-
Step 400
400
#B58FCC
oklch(70.7% 0.096 312.3)
-
Step 500
500
#A273BE
oklch(63.2% 0.12 312.1)
-
Step 600
600
#8D5AAA
oklch(55.6% 0.131 312.2)
-
Step 700
700
#784992
oklch(49.1% 0.123 312.4)
-
Step 800
800
#613D77
oklch(42.7% 0.101 311.4)
-
Step 900
900
#503460
oklch(37.7% 0.08 312.3)
-
Step 950
950 (this color)
#13051B
oklch(15.4% 0.05 312.1)
#13051B 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) | #010A1C | 0.045 |
| Deuteranopia (no green cones) | #040B1A | 0.039 |
| Tritanopia (no blue cones) | #12080E | 0.033 |
| Achromatopsia (no color) | #0B0B0B | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #13051B
#13051B
oklch(15.4% 0.05 312.1)
- #051000
#051000
oklch(15.6% 0.044 133.4)
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 #13051B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.055
- Rich Navy #001219 ΔE 0.061
- Midnight #03012D ΔE 0.061
- Dark Navy Blue #00022E ΔE 0.068
- Very Dark Brown #1D0200 ΔE 0.068
- Dark Navy #000435 ΔE 0.073
- Very Dark Purple #2A0134 ΔE 0.075
- Midnight Purple #280137 ΔE 0.075
Use #13051B 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.