#2B213E
Closest named color: Oxford Blue (#1B263B). oklch(27.4% 0.054 298.7), rgb(43, 33, 62).
Aa
White text reads best on this color (15.10:1).
About this color
#2B213E is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.054 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.032 away. White text reads best on it, at 15.10:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.38:1 |
| White text | 15.10:1 |
Values
| HEX | #2B213E |
| RGB | rgb(43, 33, 62) |
| HSL | hsl(261, 31%, 19%) |
| OKLCH | oklch(27.4% 0.054 298.7) |
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 #2B213E | 15.10:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #2B213E | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #2B213E text on white | 15.10:1 | AAA | Lc 101.9 | Preferred for body text |
| #2B213E 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F5
oklch(93.5% 0.019 299.1)
-
Step 200
200
#DCD5EE
oklch(88.6% 0.035 298.5)
-
Step 300
300
#C6B8E5
oklch(80.9% 0.064 299.2)
-
Step 400
400
#A992D8
oklch(70.7% 0.103 298.8)
-
Step 500
500
#9476CD
oklch(63.1% 0.13 298.5)
-
Step 600
600
#7F5DBA
oklch(55.6% 0.142 298.5)
-
Step 700
700
#6C4CA0
oklch(49.1% 0.132 299.1)
-
Step 800
800
#583F82
oklch(42.8% 0.109 298.9)
-
Step 900
900
#483668
oklch(37.7% 0.085 298.9)
-
Step 950
950 (this color)
#2B213E
oklch(27.4% 0.054 298.7)
#2B213E 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) | #19263F | 0.033 |
| Deuteranopia (no green cones) | #1B263D | 0.031 |
| Tritanopia (no blue cones) | #27262C | 0.043 |
| Achromatopsia (no color) | #262626 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B213E
#2B213E
oklch(27.4% 0.054 298.7)
- #252B09
#252B09
oklch(27.5% 0.053 118.6)
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 #2B213E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.032
- Space Cadet #2B2D42 ΔE 0.038
- Dark #1B2431 ΔE 0.041
- Jet #212529 ΔE 0.050
- Gunmetal #293241 ΔE 0.054
- Eggplant #380835 ΔE 0.064
- Dark Purple #35063E ΔE 0.065
- Aubergine #3D0734 ΔE 0.068
Use #2B213E 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.