#150B1D
Closest named color: Rich Navy (#001219). oklch(17.4% 0.039 308.5), rgb(21, 11, 29).
Aa
White text reads best on this color (19.13:1).
About this color
#150B1D is a very dark, muted purple. In OKLCH its lightness is 17%, its chroma 0.039 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.048 away. White text reads best on it, at 19.13:1.
| Hue family | Purples |
| Lightness | very dark (17%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.09:1 |
| White text | 19.13:1 |
Values
| HEX | #150B1D |
| RGB | rgb(21, 11, 29) |
| HSL | hsl(273, 45%, 8%) |
| OKLCH | oklch(17.4% 0.039 308.5) |
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 #150B1D | 19.13:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #150B1D | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #150B1D text on white | 19.13:1 | AAA | Lc 105.5 | Preferred for body text |
| #150B1D text on black | 1.09:1 | 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
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#ECE8F1
oklch(93.7% 0.013 306)
-
Step 200
200
#DED5E6
oklch(88.5% 0.025 309.3)
-
Step 300
300
#C9B9D8
oklch(80.9% 0.046 308.5)
-
Step 400
400
#AE95C4
oklch(70.8% 0.073 308.7)
-
Step 500
500
#9A7AB5
oklch(63.2% 0.093 308.7)
-
Step 600
600
#8462A1
oklch(55.6% 0.102 308.2)
-
Step 700
700
#70518A
oklch(49.1% 0.095 308.3)
-
Step 800
800
#5B4270
oklch(42.6% 0.08 308.3)
-
Step 900
900
#4B385A
oklch(37.6% 0.061 309.3)
-
Step 950
950 (this color)
#150B1D
oklch(17.4% 0.039 308.5)
#150B1D 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) | #070F1E | 0.030 |
| Deuteranopia (no green cones) | #090F1D | 0.027 |
| Tritanopia (no blue cones) | #140E12 | 0.028 |
| Achromatopsia (no color) | #0F0F0F | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #150B1D
#150B1D
oklch(17.4% 0.039 308.5)
- #0B1302
#0B1302
oklch(17.3% 0.038 128.1)
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 #150B1D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.048
- Almost Black #070D0D ΔE 0.048
- Rich Black #0D1B2A ΔE 0.057
- Very Dark Brown #1D0200 ΔE 0.068
- Midnight #03012D ΔE 0.070
- Very Dark Purple #2A0134 ΔE 0.071
- Midnight Purple #280137 ΔE 0.072
- Dark Navy Blue #00022E ΔE 0.074
Use #150B1D 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.