#281645
Closest named color: Dark Purple (#35063E). oklch(25.3% 0.085 297.7), rgb(40, 22, 69).
Aa
White text reads best on this color (16.26:1).
About this color
#281645 is a dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.085 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.043 away. White text reads best on it, at 16.26:1.
| Hue family | Purples |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.29:1 |
| White text | 16.26:1 |
Values
| HEX | #281645 |
| RGB | rgb(40, 22, 69) |
| HSL | hsl(263, 52%, 18%) |
| OKLCH | oklch(25.3% 0.085 297.7) |
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 #281645 | 16.26:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #281645 | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #281645 text on white | 16.26:1 | AAA | Lc 103.0 | Preferred for body text |
| #281645 text on black | 1.29:1 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#ECE6FB
oklch(93.6% 0.029 298.9)
-
Step 200
200
#DDD2FA
oklch(88.5% 0.056 297.8)
-
Step 300
300
#C8B3FA
oklch(80.9% 0.101 297.7)
-
Step 400
400
#AD88F7
oklch(70.7% 0.16 297.5)
-
Step 500
500
#9B65F3
oklch(63.2% 0.205 297.8)
-
Step 600
600
#8646E2
oklch(55.6% 0.223 297.4)
-
Step 700
700
#7235C4
oklch(49.1% 0.208 297.6)
-
Step 800
800
#5D2E9E
oklch(42.7% 0.171 297.9)
-
Step 900
900
#4C2B7E
oklch(37.7% 0.134 297.9)
-
Step 950
950 (this color)
#281645
oklch(25.3% 0.085 297.7)
#281645 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) | #002047 | 0.061 |
| Deuteranopia (no green cones) | #042044 | 0.058 |
| Tritanopia (no blue cones) | #21202B | 0.064 |
| Achromatopsia (no color) | #202020 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #281645
#281645
oklch(25.3% 0.085 297.7)
- #202600
#202600
oklch(25.4% 0.059 118.3)
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 #281645, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.043
- Dark Indigo #1F0954 ΔE 0.045
- Deep Purple #36013F ΔE 0.050
- Eggplant #380835 ΔE 0.053
- Midnight Purple #280137 ΔE 0.054
- Very Dark Purple #2A0134 ΔE 0.056
- Oxford Blue #1B263B ΔE 0.058
- Aubergine #3D0734 ΔE 0.062
Use #281645 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.