#150F2C
Closest named color: Rich Black (#0D1B2A). oklch(19.5% 0.056 289.7), rgb(21, 15, 44).
Aa
White text reads best on this color (18.47:1).
About this color
#150F2C is a very dark, muted purple. In OKLCH its lightness is 19%, its chroma 0.056 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.043 away. White text reads best on it, at 18.47:1.
| Hue family | Purples |
| Lightness | very dark (19%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.13:1 |
| White text | 18.47:1 |
Values
| HEX | #150F2C |
| RGB | rgb(21, 15, 44) |
| HSL | hsl(252, 49%, 12%) |
| OKLCH | oklch(19.5% 0.056 289.7) |
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 #150F2C | 18.47:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #150F2C | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #150F2C text on white | 18.47:1 | AAA | Lc 105.0 | Preferred for body text |
| #150F2C text on black | 1.13:1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D8D6F1
oklch(88.6% 0.037 289)
-
Step 300
300
#BFBAEA
oklch(80.9% 0.067 289.6)
-
Step 400
400
#9F95DF
oklch(70.7% 0.107 289.6)
-
Step 500
500
#8979D6
oklch(63.1% 0.137 289.8)
-
Step 600
600
#7360C3
oklch(55.5% 0.149 289.5)
-
Step 700
700
#614FA8
oklch(49.1% 0.137 289.7)
-
Step 800
800
#4F4188
oklch(42.6% 0.114 289.8)
-
Step 900
900
#41386D
oklch(37.7% 0.088 289.2)
-
Step 950
950 (this color)
#150F2C
oklch(19.5% 0.056 289.7)
#150F2C 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) | #03142D | 0.032 |
| Deuteranopia (no green cones) | #04132B | 0.031 |
| Tritanopia (no blue cones) | #0E151B | 0.046 |
| Achromatopsia (no color) | #141414 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #150F2C
#150F2C
oklch(19.5% 0.056 289.7)
- #161600
#161600
oklch(19.4% 0.042 109.8)
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 #150F2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.043
- Midnight Purple #280137 ΔE 0.057
- Rich Navy #001219 ΔE 0.059
- Very Dark Purple #2A0134 ΔE 0.059
- Navy Blue #001146 ΔE 0.060
- Dark Navy #000435 ΔE 0.062
- Midnight #03012D ΔE 0.066
- Dark Navy Blue #00022E ΔE 0.069
Use #150F2C 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.