#2B1E48
Closest named color: Oxford Blue (#1B263B). oklch(27.5% 0.076 295.3), rgb(43, 30, 72).
Aa
White text reads best on this color (15.19:1).
About this color
#2B1E48 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.076 and its hue 295°. 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 15.19:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.38:1 |
| White text | 15.19:1 |
Values
| HEX | #2B1E48 |
| RGB | rgb(43, 30, 72) |
| HSL | hsl(259, 41%, 20%) |
| OKLCH | oklch(27.5% 0.076 295.3) |
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 #2B1E48 | 15.19:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #2B1E48 | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #2B1E48 text on white | 15.19:1 | AAA | Lc 102.0 | Preferred for body text |
| #2B1E48 text on black | 1.38:1 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7FA
oklch(93.7% 0.026 295.5)
-
Step 200
200
#DBD3F7
oklch(88.5% 0.05 295.5)
-
Step 300
300
#C5B5F5
oklch(80.9% 0.091 295.8)
-
Step 400
400
#A88DF0
oklch(70.8% 0.143 295)
-
Step 500
500
#946CEA
oklch(63% 0.183 295.3)
-
Step 600
600
#8050D8
oklch(55.6% 0.199 295.4)
-
Step 700
700
#6C40BC
oklch(49.2% 0.185 295)
-
Step 800
800
#583698
oklch(42.8% 0.153 295.1)
-
Step 900
900
#483079
oklch(37.7% 0.119 295.2)
-
Step 950
950 (this color)
#2B1E48
oklch(27.5% 0.076 295.3)
#2B1E48 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) | #0D2649 | 0.048 |
| Deuteranopia (no green cones) | #102547 | 0.045 |
| Tritanopia (no blue cones) | #24262F | 0.060 |
| Achromatopsia (no color) | #262626 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B1E48
#2B1E48
oklch(27.5% 0.076 295.3)
- #272B00
#272B00
oklch(27.6% 0.062 115.1)
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 #2B1E48, 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 0.050
- Dark Purple #35063E ΔE 0.057
- Dark #1B2431 ΔE 0.059
- Dark Indigo #1F0954 ΔE 0.060
- Eggplant #380835 ΔE 0.062
- Deep Purple #36013F ΔE 0.065
- Gunmetal #293241 ΔE 0.068
Use #2B1E48 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.