#150F3A
Closest named color: Navy Blue (#001146). oklch(20.8% 0.079 283.4), rgb(21, 15, 58).
Aa
White text reads best on this color (18.08:1).
About this color
#150F3A is a very dark, moderately saturated purple. In OKLCH its lightness is 21%, its chroma 0.079 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Navy Blue (#001146), ΔE 0.040 away. White text reads best on it, at 18.08:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Navy Blue (#001146) |
| Black text | 1.16:1 |
| White text | 18.08:1 |
Values
| HEX | #150F3A |
| RGB | rgb(21, 15, 58) |
| HSL | hsl(248, 59%, 14%) |
| OKLCH | oklch(20.8% 0.079 283.4) |
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 #150F3A | 18.08:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #150F3A | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #150F3A text on white | 18.08:1 | AAA | Lc 104.6 | Preferred for body text |
| #150F3A text on black | 1.16:1 | 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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E7E8FC
oklch(93.6% 0.027 283.6)
-
Step 200
200
#D4D5FB
oklch(88.4% 0.052 284.1)
-
Step 300
300
#B8B9FC
oklch(80.9% 0.094 283.4)
-
Step 400
400
#9592FA
oklch(70.7% 0.15 283.2)
-
Step 500
500
#7E72F8
oklch(63.1% 0.193 283.4)
-
Step 600
600
#6A56E6
oklch(55.6% 0.209 283.6)
-
Step 700
700
#5945C8
oklch(49.1% 0.194 283.6)
-
Step 800
800
#483AA2
oklch(42.7% 0.161 283.4)
-
Step 900
900
#3C3380
oklch(37.6% 0.125 283.9)
-
Step 950
950 (this color)
#150F3A
oklch(20.8% 0.079 283.4)
#150F3A 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) | #00173B | 0.036 |
| Deuteranopia (no green cones) | #001539 | 0.034 |
| Tritanopia (no blue cones) | #051A22 | 0.068 |
| Achromatopsia (no color) | #161616 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #150F3A
#150F3A
oklch(20.8% 0.079 283.4)
- #1B1800
#1B1800
oklch(20.6% 0.043 103.4)
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 #150F3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Blue #001146 ΔE 0.040
- Night Blue #040348 ΔE 0.051
- Midnight Purple #280137 ΔE 0.052
- Dark Indigo #1F0954 ΔE 0.053
- Rich Black #0D1B2A ΔE 0.054
- Very Dark Purple #2A0134 ΔE 0.057
- Dark Navy #000435 ΔE 0.059
- Midnight #03012D ΔE 0.069
Use #150F3A 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.