#281237
Closest named color: Dark Purple (#35063E). oklch(23.5% 0.072 309.4), rgb(40, 18, 55).
Aa
White text reads best on this color (17.04:1).
About this color
#281237 is a very dark, moderately saturated purple. In OKLCH its lightness is 23%, its chroma 0.072 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.038 away. White text reads best on it, at 17.04:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.23:1 |
| White text | 17.04:1 |
Values
| HEX | #281237 |
| RGB | rgb(40, 18, 55) |
| HSL | hsl(276, 51%, 14%) |
| OKLCH | oklch(23.5% 0.072 309.4) |
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 #281237 | 17.04:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #281237 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #281237 text on white | 17.04:1 | AAA | Lc 103.7 | Preferred for body text |
| #281237 text on black | 1.23:1 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F7
oklch(93.7% 0.025 309.4)
-
Step 200
200
#E2D1F1
oklch(88.4% 0.047 309.2)
-
Step 300
300
#D1B2EB
oklch(80.9% 0.085 309.2)
-
Step 400
400
#BA87E0
oklch(70.7% 0.136 309.6)
-
Step 500
500
#A966D7
oklch(63.1% 0.174 309.7)
-
Step 600
600
#944AC5
oklch(55.7% 0.189 309.3)
-
Step 700
700
#7E3AAA
oklch(49.1% 0.176 309.3)
-
Step 800
800
#67318A
oklch(42.8% 0.146 309.5)
-
Step 900
900
#532C6E
oklch(37.6% 0.114 309.2)
-
Step 950
950 (this color)
#281237
oklch(23.5% 0.072 309.4)
#281237 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) | #061B38 | 0.061 |
| Deuteranopia (no green cones) | #0E1C36 | 0.054 |
| Tritanopia (no blue cones) | #261922 | 0.051 |
| Achromatopsia (no color) | #1C1C1C | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #281237
#281237
oklch(23.5% 0.072 309.4)
- #142300
#142300
oklch(23.4% 0.062 129.4)
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 #281237, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.038
- Very Dark Purple #2A0134 ΔE 0.039
- Midnight Purple #280137 ΔE 0.039
- Eggplant #380835 ΔE 0.040
- Deep Purple #36013F ΔE 0.046
- Aubergine #3D0734 ΔE 0.051
- Dark Plum #3F012C ΔE 0.062
- Dark Indigo #1F0954 ΔE 0.063
Use #281237 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.