#2B2133
Closest named color: Dark (#1B2431). oklch(26.8% 0.036 309.4), rgb(43, 33, 51).
Aa
White text reads best on this color (15.35:1).
About this color
#2B2133 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.036 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.030 away. White text reads best on it, at 15.35:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.036) |
| Temperature | in between |
| Nearest name | Dark (#1B2431) |
| Black text | 1.36:1 |
| White text | 15.35:1 |
Values
| HEX | #2B2133 |
| RGB | rgb(43, 33, 51) |
| HSL | hsl(273, 21%, 16%) |
| OKLCH | oklch(26.8% 0.036 309.4) |
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 #2B2133 | 15.35:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #2B2133 | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #2B2133 text on white | 15.35:1 | AAA | Lc 102.2 | Preferred for body text |
| #2B2133 text on black | 1.36:1 | 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
#F6F4F8
oklch(97% 0.006 308.4)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DED5E5
oklch(88.5% 0.024 310.7)
-
Step 300
300
#C9BAD6
oklch(81% 0.042 309.4)
-
Step 400
400
#AD95C1
oklch(70.6% 0.068 309.3)
-
Step 500
500
#997BB1
oklch(63.1% 0.086 309.4)
-
Step 600
600
#84639D
oklch(55.6% 0.095 309.7)
-
Step 700
700
#6F5286
oklch(49% 0.087 309.1)
-
Step 800
800
#5B446D
oklch(42.8% 0.072 309.3)
-
Step 900
900
#4A3958
oklch(37.6% 0.056 309)
-
Step 950
950 (this color)
#2B2133
oklch(26.8% 0.036 309.4)
#2B2133 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) | #1E2434 | 0.024 |
| Deuteranopia (no green cones) | #202532 | 0.024 |
| Tritanopia (no blue cones) | #2A2327 | 0.026 |
| Achromatopsia (no color) | #252525 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B2133
#2B2133
oklch(26.8% 0.036 309.4)
- #202916
#202916
oklch(26.6% 0.036 129.2)
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 #2B2133, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.030
- Oxford Blue #1B263B ΔE 0.032
- Jet #212529 ΔE 0.033
- Space Cadet #2B2D42 ΔE 0.042
- Gunmetal #293241 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.061
- Eggplant #380835 ΔE 0.067
- Aubergine #3D0734 ΔE 0.070
Use #2B2133 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.