#2D1F47
Closest named color: Oxford Blue (#1B263B). oklch(27.8% 0.072 297.7), rgb(45, 31, 71).
Aa
White text reads best on this color (15.01:1).
About this color
#2D1F47 is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.072 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.046 away. White text reads best on it, at 15.01:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.39:1 |
| White text | 15.01:1 |
Values
| HEX | #2D1F47 |
| RGB | rgb(45, 31, 71) |
| HSL | hsl(261, 39%, 20%) |
| OKLCH | oklch(27.8% 0.072 297.7) |
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 #2D1F47 | 15.01:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #2D1F47 | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #2D1F47 text on white | 15.01:1 | AAA | Lc 101.8 | Preferred for body text |
| #2D1F47 text on black | 1.39:1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F9
oklch(93.6% 0.024 296.1)
-
Step 200
200
#DCD3F5
oklch(88.5% 0.047 297.5)
-
Step 300
300
#C7B5F2
oklch(80.9% 0.087 298)
-
Step 400
400
#AB8CEB
oklch(70.6% 0.138 297.8)
-
Step 500
500
#976DE4
oklch(63.1% 0.174 297.5)
-
Step 600
600
#8351D2
oklch(55.6% 0.19 297.7)
-
Step 700
700
#6F41B6
oklch(49.2% 0.177 297.6)
-
Step 800
800
#5A3693
oklch(42.6% 0.147 297.7)
-
Step 900
900
#4A3075
oklch(37.7% 0.114 298.1)
-
Step 950
950 (this color)
#2D1F47
oklch(27.8% 0.072 297.7)
#2D1F47 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) | #112748 | 0.047 |
| Deuteranopia (no green cones) | #142646 | 0.044 |
| Tritanopia (no blue cones) | #27272F | 0.058 |
| Achromatopsia (no color) | #272727 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D1F47
#2D1F47
oklch(27.8% 0.072 297.7)
- #262C00
#262C00
oklch(27.8% 0.064 117.5)
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 #2D1F47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.047
- Dark Purple #35063E ΔE 0.058
- Dark #1B2431 ΔE 0.058
- Eggplant #380835 ΔE 0.062
- Gunmetal #293241 ΔE 0.064
- Deep Purple #36013F ΔE 0.066
- Dark Indigo #1F0954 ΔE 0.066
Use #2D1F47 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.