#281A46
Closest named color: Oxford Blue (#1B263B). oklch(26.2% 0.079 295), rgb(40, 26, 70).
Aa
White text reads best on this color (15.83:1).
About this color
#281A46 is a dark, moderately saturated purple. In OKLCH its lightness is 26%, its chroma 0.079 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 0.050 away. White text reads best on it, at 15.83:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.079) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.32:1 |
| White text | 15.83:1 |
Values
| HEX | #281A46 |
| RGB | rgb(40, 26, 70) |
| HSL | hsl(259, 46%, 19%) |
| OKLCH | oklch(26.2% 0.079 295) |
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 #281A46 | 15.83:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #281A46 | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #281A46 text on white | 15.83:1 | AAA | Lc 102.6 | Preferred for body text |
| #281A46 text on black | 1.32:1 | 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
#EBE7FB
oklch(93.7% 0.027 295)
-
Step 200
200
#DBD3F9
oklch(88.5% 0.052 295)
-
Step 300
300
#C5B5F7
oklch(80.9% 0.093 295.4)
-
Step 400
400
#A88BF3
oklch(70.6% 0.15 295.1)
-
Step 500
500
#946AEF
oklch(63% 0.192 294.8)
-
Step 600
600
#804DDD
oklch(55.5% 0.208 295)
-
Step 700
700
#6D3DC0
oklch(49.2% 0.193 295.1)
-
Step 800
800
#58339B
oklch(42.6% 0.161 295)
-
Step 900
900
#482F7C
oklch(37.8% 0.125 294.6)
-
Step 950
950 (this color)
#281A46
oklch(26.2% 0.079 295)
#281A46 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) | #052347 | 0.053 |
| Deuteranopia (no green cones) | #092245 | 0.050 |
| Tritanopia (no blue cones) | #21232D | 0.062 |
| Achromatopsia (no color) | #222222 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #281A46
#281A46
oklch(26.2% 0.079 295)
- #242700
#242700
oklch(26.1% 0.059 114.1)
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 #281A46, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.050
- Dark Purple #35063E ΔE 0.050
- Dark Indigo #1F0954 ΔE 0.051
- Eggplant #380835 ΔE 0.058
- Deep Purple #36013F ΔE 0.058
- Dark #1B2431 ΔE 0.060
- Space Cadet #2B2D42 ΔE 0.062
- Midnight Purple #280137 ΔE 0.064
Use #281A46 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.