#2B2139
Closest named color: Oxford Blue (#1B263B). oklch(27.1% 0.045 302.6), rgb(43, 33, 57).
Aa
White text reads best on this color (15.22:1).
About this color
#2B2139 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.045 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.030 away. White text reads best on it, at 15.22:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.37:1 |
| White text | 15.22:1 |
Values
| HEX | #2B2139 |
| RGB | rgb(43, 33, 57) |
| HSL | hsl(265, 27%, 18%) |
| OKLCH | oklch(27.1% 0.045 302.6) |
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 #2B2139 | 15.22:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #2B2139 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #2B2139 text on white | 15.22:1 | AAA | Lc 102.1 | Preferred for body text |
| #2B2139 text on black | 1.37:1 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE8F3
oklch(93.7% 0.015 302.5)
-
Step 200
200
#DDD5EA
oklch(88.6% 0.03 303)
-
Step 300
300
#C7B9DE
oklch(80.9% 0.054 302.4)
-
Step 400
400
#AB94CD
oklch(70.7% 0.085 302.8)
-
Step 500
500
#9778C0
oklch(63% 0.11 303.2)
-
Step 600
600
#8160AD
oklch(55.5% 0.12 302.4)
-
Step 700
700
#6D4F94
oklch(49% 0.111 302.6)
-
Step 800
800
#594178
oklch(42.6% 0.092 302.8)
-
Step 900
900
#493861
oklch(37.8% 0.071 302.2)
-
Step 950
950 (this color)
#2B2139
oklch(27.1% 0.045 302.6)
#2B2139 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) | #1C253A | 0.028 |
| Deuteranopia (no green cones) | #1E2538 | 0.026 |
| Tritanopia (no blue cones) | #29252A | 0.035 |
| Achromatopsia (no color) | #262626 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B2139
#2B2139
oklch(27.1% 0.045 302.6)
- #232A10
#232A10
oklch(27.1% 0.044 121.8)
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 #2B2139, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.030
- Dark #1B2431 ΔE 0.035
- Space Cadet #2B2D42 ΔE 0.038
- Jet #212529 ΔE 0.042
- Gunmetal #293241 ΔE 0.054
- Eggplant #380835 ΔE 0.064
- Rich Black #0D1B2A ΔE 0.064
- Aubergine #3D0734 ΔE 0.068
Use #2B2139 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.