#271740
Closest named color: Dark Purple (#35063E). oklch(25% 0.075 298.8), rgb(39, 23, 64).
Aa
White text reads best on this color (16.36:1).
About this color
#271740 is a very dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.075 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.045 away. White text reads best on it, at 16.36:1.
| Hue family | Purples |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.28:1 |
| White text | 16.36:1 |
Values
| HEX | #271740 |
| RGB | rgb(39, 23, 64) |
| HSL | hsl(263, 47%, 17%) |
| OKLCH | oklch(25% 0.075 298.8) |
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 #271740 | 16.36:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #271740 | 1.28:1 | Fails | Lc 0.0 | Not readable |
| #271740 text on white | 16.36:1 | AAA | Lc 103.1 | Preferred for body text |
| #271740 text on black | 1.28:1 | 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
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DDD3F6
oklch(88.6% 0.049 298.5)
-
Step 300
300
#C8B4F3
oklch(80.8% 0.09 298.9)
-
Step 400
400
#AD8BED
oklch(70.7% 0.143 298.7)
-
Step 500
500
#9A6AE7
oklch(63.1% 0.183 298.8)
-
Step 600
600
#864ED5
oklch(55.7% 0.198 298.9)
-
Step 700
700
#713DB8
oklch(49% 0.185 298.8)
-
Step 800
800
#5C3495
oklch(42.7% 0.152 298.7)
-
Step 900
900
#4B2F77
oklch(37.7% 0.119 298.5)
-
Step 950
950 (this color)
#271740
oklch(25% 0.075 298.8)
#271740 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) | #052041 | 0.054 |
| Deuteranopia (no green cones) | #0A1F3F | 0.050 |
| Tritanopia (no blue cones) | #221F28 | 0.058 |
| Achromatopsia (no color) | #202020 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #271740
#271740
oklch(25% 0.075 298.8)
- #1F2500
#1F2500
oklch(25% 0.058 118.4)
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 #271740, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.045
- Eggplant #380835 ΔE 0.051
- Oxford Blue #1B263B ΔE 0.052
- Dark Indigo #1F0954 ΔE 0.052
- Deep Purple #36013F ΔE 0.053
- Midnight Purple #280137 ΔE 0.053
- Very Dark Purple #2A0134 ΔE 0.055
- Dark #1B2431 ΔE 0.058
Use #271740 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.