#150A28
Closest named color: Midnight Purple (#280137). oklch(18.1% 0.059 297), rgb(21, 10, 40).
Aa
White text reads best on this color (18.98:1).
About this color
#150A28 is a very dark, muted purple. In OKLCH its lightness is 18%, its chroma 0.059 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.056 away. White text reads best on it, at 18.98:1.
| Hue family | Purples |
| Lightness | very dark (18%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.10:1 |
| White text | 18.98:1 |
Values
| HEX | #150A28 |
| RGB | rgb(21, 10, 40) |
| HSL | hsl(262, 60%, 10%) |
| OKLCH | oklch(18.1% 0.059 297) |
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 #150A28 | 18.98:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #150A28 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #150A28 text on white | 18.98:1 | AAA | Lc 105.3 | Preferred for body text |
| #150A28 text on black | 1.10:1 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DBD4F0
oklch(88.4% 0.039 297)
-
Step 300
300
#C5B8E9
oklch(81% 0.07 297)
-
Step 400
400
#A891DE
oklch(70.7% 0.113 297.2)
-
Step 500
500
#9374D4
oklch(63% 0.143 297)
-
Step 600
600
#7E5BC2
oklch(55.6% 0.155 296.7)
-
Step 700
700
#6B4AA7
oklch(49.1% 0.144 297.2)
-
Step 800
800
#573D87
oklch(42.6% 0.119 297.3)
-
Step 900
900
#47356C
oklch(37.6% 0.092 296.8)
-
Step 950
950 (this color)
#150A28
oklch(18.1% 0.059 297)
#150A28 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) | #001029 | 0.042 |
| Deuteranopia (no green cones) | #021027 | 0.039 |
| Tritanopia (no blue cones) | #101017 | 0.045 |
| Achromatopsia (no color) | #101010 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #150A28
#150A28
oklch(18.1% 0.059 297)
- #111400
#111400
oklch(18.2% 0.042 116.4)
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 #150A28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.056
- Rich Black #0D1B2A ΔE 0.057
- Very Dark Purple #2A0134 ΔE 0.057
- Midnight #03012D ΔE 0.058
- Dark Navy #000435 ΔE 0.060
- Rich Navy #001219 ΔE 0.060
- Dark Navy Blue #00022E ΔE 0.064
- Very Dark Blue #000133 ΔE 0.067
Use #150A28 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.