#2B275A
Closest named color: Marine (#042E60). oklch(30.7% 0.089 283.4), rgb(43, 39, 90).
Aa
White text reads best on this color (13.63:1).
About this color
#2B275A is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.089 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.045 away. White text reads best on it, at 13.63:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.54:1 |
| White text | 13.63:1 |
Values
| HEX | #2B275A |
| RGB | rgb(43, 39, 90) |
| HSL | hsl(245, 40%, 25%) |
| OKLCH | oklch(30.7% 0.089 283.4) |
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 #2B275A | 13.63:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #2B275A | 1.54:1 | Fails | Lc 0.0 | Not readable |
| #2B275A text on white | 13.63:1 | AAA | Lc 100.0 | Preferred for body text |
| #2B275A text on black | 1.54:1 | 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
#F4F4FF
oklch(97% 0.015 286.1)
-
Step 100
100
#E7E8FE
oklch(93.7% 0.03 283.7)
-
Step 200
200
#D3D5FF
oklch(88.5% 0.058 283)
-
Step 300
300
#B8B9FF
oklch(81% 0.098 283.3)
-
Step 400
400
#9591FF
oklch(70.8% 0.158 283.2)
-
Step 500
500
#7E6FFF
oklch(63% 0.206 283.5)
-
Step 600
600
#6A4FF3
oklch(55.6% 0.232 283.3)
-
Step 700
700
#593ED4
oklch(49.1% 0.216 283.2)
-
Step 800
800
#4835AB
oklch(42.7% 0.179 283.1)
-
Step 900
900
#3C3088
oklch(37.8% 0.141 283.6)
-
Step 950
950 (this color)
#2B275A
oklch(30.7% 0.089 283.4)
#2B275A 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) | #0D2F5C | 0.041 |
| Deuteranopia (no green cones) | #0A2C59 | 0.042 |
| Tritanopia (no blue cones) | #1A323C | 0.075 |
| Achromatopsia (no color) | #2E2E2E | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B275A
#2B275A
oklch(30.7% 0.089 283.4)
- #363100
#363100
oklch(30.9% 0.065 103.3)
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 #2B275A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.045
- Prussian Blue #1D3557 ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.051
- Marine Blue #01386A ΔE 0.062
- Midnight Blue #191970 ΔE 0.062
- Gunmetal #293241 ΔE 0.063
- Oxford Blue #1B263B ΔE 0.064
- Dark Blue Grey #1F3B4D ΔE 0.072
Use #2B275A 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.