#2D1D55
Closest named color: Dark Indigo (#1F0954). oklch(28.5% 0.097 292.3), rgb(45, 29, 85).
Aa
White text reads best on this color (14.80:1).
About this color
#2D1D55 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.097 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.054 away. White text reads best on it, at 14.80:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.41:1 |
| White text | 14.80:1 |
Values
| HEX | #2D1D55 |
| RGB | rgb(45, 29, 85) |
| HSL | hsl(257, 49%, 22%) |
| OKLCH | oklch(28.5% 0.097 292.3) |
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 #2D1D55 | 14.80:1 | AAA | Lc -104.3 | Preferred for body text |
| Black text on #2D1D55 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #2D1D55 text on white | 14.80:1 | AAA | Lc 101.4 | Preferred for body text |
| #2D1D55 text on black | 1.41:1 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#EAE6FF
oklch(93.6% 0.034 293.1)
-
Step 200
200
#D9D2FF
oklch(88.4% 0.062 292.2)
-
Step 300
300
#C2B4FF
oklch(80.9% 0.105 292.4)
-
Step 400
400
#A589FF
oklch(70.7% 0.169 292.5)
-
Step 500
500
#9165FF
oklch(63.1% 0.218 292.1)
-
Step 600
600
#7F3CF7
oklch(55.5% 0.255 292.2)
-
Step 700
700
#6C2BD8
oklch(49.1% 0.238 292.1)
-
Step 800
800
#5827AE
oklch(42.7% 0.197 292.5)
-
Step 900
900
#47288A
oklch(37.7% 0.153 291.9)
-
Step 950
950 (this color)
#2D1D55
oklch(28.5% 0.097 292.3)
#2D1D55 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) | #002857 | 0.061 |
| Deuteranopia (no green cones) | #002754 | 0.061 |
| Tritanopia (no blue cones) | #222A35 | 0.079 |
| Achromatopsia (no color) | #282828 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D1D55
#2D1D55
oklch(28.5% 0.097 292.3)
- #2B2D00
#2B2D00
oklch(28.6% 0.063 112.4)
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 #2D1D55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.054
- Midnight Blue #191970 ΔE 0.062
- Space Cadet #2B2D42 ΔE 0.064
- Dark Purple #35063E ΔE 0.064
- Marine #042E60 ΔE 0.065
- Oxford Blue #1B263B ΔE 0.066
- Deep Purple #36013F ΔE 0.070
- Prussian Blue #1D3557 ΔE 0.071
Use #2D1D55 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.