#2A1743
Closest named color: Dark Purple (#35063E). oklch(25.6% 0.08 300.8), rgb(42, 23, 67).
Aa
White text reads best on this color (16.12:1).
About this color
#2A1743 is a dark, moderately saturated purple. In OKLCH its lightness is 26%, its chroma 0.080 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 0.041 away. White text reads best on it, at 16.12:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.30:1 |
| White text | 16.12:1 |
Values
| HEX | #2A1743 |
| RGB | rgb(42, 23, 67) |
| HSL | hsl(266, 49%, 18%) |
| OKLCH | oklch(25.6% 0.08 300.8) |
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 #2A1743 | 16.12:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #2A1743 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #2A1743 text on white | 16.12:1 | AAA | Lc 102.9 | Preferred for body text |
| #2A1743 text on black | 1.30:1 | 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
#DED2F7
oklch(88.5% 0.052 300.1)
-
Step 300
300
#CBB3F5
oklch(81% 0.095 301)
-
Step 400
400
#B188F0
oklch(70.7% 0.152 300.8)
-
Step 500
500
#9F65EB
oklch(63.1% 0.196 300.9)
-
Step 600
600
#8A47D9
oklch(55.5% 0.212 300.6)
-
Step 700
700
#7637BC
oklch(49.1% 0.197 301)
-
Step 800
800
#602F98
oklch(42.7% 0.163 301.1)
-
Step 900
900
#4E2C79
oklch(37.7% 0.127 300.8)
-
Step 950
950 (this color)
#2A1743
oklch(25.6% 0.08 300.8)
#2A1743 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) | #032144 | 0.061 |
| Deuteranopia (no green cones) | #0A2142 | 0.056 |
| Tritanopia (no blue cones) | #25202A | 0.061 |
| Achromatopsia (no color) | #212121 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A1743
#2A1743
oklch(25.6% 0.08 300.8)
- #1F2700
#1F2700
oklch(25.6% 0.061 120.7)
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 #2A1743, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.041
- Eggplant #380835 ΔE 0.049
- Deep Purple #36013F ΔE 0.049
- Dark Indigo #1F0954 ΔE 0.051
- Midnight Purple #280137 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.055
- Very Dark Purple #2A0134 ΔE 0.057
- Aubergine #3D0734 ΔE 0.057
Use #2A1743 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.