#2A1643
Closest named color: Dark Purple (#35063E). oklch(25.4% 0.082 301.2), rgb(42, 22, 67).
Aa
White text reads best on this color (16.22:1).
About this color
#2A1643 is a dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.082 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.039 away. White text reads best on it, at 16.22:1.
| Hue family | Purples |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.082) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.29:1 |
| White text | 16.22:1 |
Values
| HEX | #2A1643 |
| RGB | rgb(42, 22, 67) |
| HSL | hsl(267, 51%, 17%) |
| OKLCH | oklch(25.4% 0.082 301.2) |
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 #2A1643 | 16.22:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #2A1643 | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #2A1643 text on white | 16.22:1 | AAA | Lc 103.0 | Preferred for body text |
| #2A1643 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#EDE6FA
oklch(93.6% 0.028 301.7)
-
Step 200
200
#DFD1F8
oklch(88.4% 0.055 301.6)
-
Step 300
300
#CBB2F6
oklch(80.9% 0.098 301.1)
-
Step 400
400
#B287F1
oklch(70.7% 0.155 301.3)
-
Step 500
500
#A064EC
oklch(63.1% 0.199 301.3)
-
Step 600
600
#8C45DA
oklch(55.6% 0.216 301.5)
-
Step 700
700
#7735BD
oklch(49.1% 0.201 301.4)
-
Step 800
800
#612E99
oklch(42.8% 0.166 301.5)
-
Step 900
900
#4F2B7A
oklch(37.8% 0.13 301.4)
-
Step 950
950 (this color)
#2A1643
oklch(25.4% 0.082 301.2)
#2A1643 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) | #022044 | 0.063 |
| Deuteranopia (no green cones) | #092042 | 0.057 |
| Tritanopia (no blue cones) | #251F2A | 0.060 |
| Achromatopsia (no color) | #202020 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A1643
#2A1643
oklch(25.4% 0.082 301.2)
- #1E2700
#1E2700
oklch(25.5% 0.062 121.9)
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 #2A1643, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.039
- Deep Purple #36013F ΔE 0.047
- Eggplant #380835 ΔE 0.048
- Dark Indigo #1F0954 ΔE 0.050
- Midnight Purple #280137 ΔE 0.053
- Very Dark Purple #2A0134 ΔE 0.054
- Aubergine #3D0734 ΔE 0.056
- Oxford Blue #1B263B ΔE 0.058
Use #2A1643 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.