#2A1737
Closest named color: Eggplant (#380835). oklch(24.7% 0.063 310), rgb(42, 23, 55).
Aa
White text reads best on this color (16.45:1).
About this color
#2A1737 is a very dark, muted purple. In OKLCH its lightness is 25%, its chroma 0.063 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.043 away. White text reads best on it, at 16.45:1.
| Hue family | Purples |
| Lightness | very dark (25%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Eggplant (#380835) |
| Black text | 1.27:1 |
| White text | 16.45:1 |
Values
| HEX | #2A1737 |
| RGB | rgb(42, 23, 55) |
| HSL | hsl(276, 41%, 15%) |
| OKLCH | oklch(24.7% 0.063 310) |
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 #2A1737 | 16.45:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #2A1737 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #2A1737 text on white | 16.45:1 | AAA | Lc 103.3 | Preferred for body text |
| #2A1737 text on black | 1.27:1 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F5
oklch(93.6% 0.022 309.6)
-
Step 200
200
#E1D2EE
oklch(88.4% 0.041 309.4)
-
Step 300
300
#CFB4E5
oklch(80.9% 0.074 309.6)
-
Step 400
400
#B78BD8
oklch(70.7% 0.119 309.8)
-
Step 500
500
#A56CCD
oklch(63.1% 0.151 309.8)
-
Step 600
600
#9151BA
oklch(55.6% 0.166 310.2)
-
Step 700
700
#7B41A0
oklch(49% 0.154 310.1)
-
Step 800
800
#643682
oklch(42.6% 0.128 310)
-
Step 900
900
#523068
oklch(37.7% 0.099 310.5)
-
Step 950
950 (this color)
#2A1737
oklch(24.7% 0.063 310)
#2A1737 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) | #0F1E38 | 0.050 |
| Deuteranopia (no green cones) | #141F36 | 0.046 |
| Tritanopia (no blue cones) | #281C24 | 0.044 |
| Achromatopsia (no color) | #1F1F1F | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A1737
#2A1737
oklch(24.7% 0.063 310)
- #172602
#172602
oklch(24.6% 0.062 129.3)
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 #2A1737, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.043
- Dark Purple #35063E ΔE 0.045
- Aubergine #3D0734 ΔE 0.051
- Oxford Blue #1B263B ΔE 0.051
- Dark #1B2431 ΔE 0.052
- Very Dark Purple #2A0134 ΔE 0.053
- Deep Purple #36013F ΔE 0.053
- Midnight Purple #280137 ΔE 0.054
Use #2A1737 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.