#271E48
Closest named color: Oxford Blue (#1B263B). oklch(27% 0.075 290.3), rgb(39, 30, 72).
Aa
White text reads best on this color (15.37:1).
About this color
#271E48 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.075 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.043 away. White text reads best on it, at 15.37:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.36:1 |
| White text | 15.37:1 |
Values
| HEX | #271E48 |
| RGB | rgb(39, 30, 72) |
| HSL | hsl(253, 41%, 20%) |
| OKLCH | oklch(27% 0.075 290.3) |
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 #271E48 | 15.37:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #271E48 | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #271E48 text on white | 15.37:1 | AAA | Lc 102.2 | Preferred for body text |
| #271E48 text on black | 1.36:1 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FA
oklch(93.5% 0.026 290.7)
-
Step 200
200
#D8D4F8
oklch(88.4% 0.049 290.4)
-
Step 300
300
#C0B7F7
oklch(80.9% 0.09 290.7)
-
Step 400
400
#A18FF3
oklch(70.7% 0.144 290.5)
-
Step 500
500
#8B70EE
oklch(63.1% 0.182 290)
-
Step 600
600
#7754DC
oklch(55.6% 0.198 290.3)
-
Step 700
700
#6443BF
oklch(49% 0.184 290.2)
-
Step 800
800
#52389B
oklch(42.7% 0.154 290.5)
-
Step 900
900
#43327B
oklch(37.7% 0.119 290.2)
-
Step 950
950 (this color)
#271E48
oklch(27% 0.075 290.3)
#271E48 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) | #0B2649 | 0.043 |
| Deuteranopia (no green cones) | #0D2447 | 0.041 |
| Tritanopia (no blue cones) | #1E272F | 0.063 |
| Achromatopsia (no color) | #252525 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #271E48
#271E48
oklch(27% 0.075 290.3)
- #282900
#282900
oklch(27.1% 0.06 111.2)
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 #271E48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.052
- Dark #1B2431 ΔE 0.055
- Dark Indigo #1F0954 ΔE 0.056
- Dark Purple #35063E ΔE 0.060
- Eggplant #380835 ΔE 0.066
- Marine #042E60 ΔE 0.067
- Deep Purple #36013F ΔE 0.068
Use #271E48 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.