#271F37
Closest named color: Oxford Blue (#1B263B). oklch(26.1% 0.045 298.6), rgb(39, 31, 55).
Aa
White text reads best on this color (15.70:1).
About this color
#271F37 is a dark, muted purple. In OKLCH its lightness is 26%, its chroma 0.045 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.028 away. White text reads best on it, at 15.70:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.33:1 |
| White text | 15.70:1 |
Values
| HEX | #271F37 |
| RGB | rgb(39, 31, 55) |
| HSL | hsl(260, 28%, 17%) |
| OKLCH | oklch(26.1% 0.045 298.6) |
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 #271F37 | 15.70:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #271F37 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #271F37 text on white | 15.70:1 | AAA | Lc 102.6 | Preferred for body text |
| #271F37 text on black | 1.33:1 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DBD5EB
oklch(88.4% 0.031 298.2)
-
Step 300
300
#C5BADF
oklch(81% 0.053 298.8)
-
Step 400
400
#A795CF
oklch(70.7% 0.085 298.4)
-
Step 500
500
#927AC3
oklch(63.1% 0.11 298.3)
-
Step 600
600
#7D62AF
oklch(55.6% 0.119 298.6)
-
Step 700
700
#695196
oklch(49.1% 0.11 298.3)
-
Step 800
800
#56427A
oklch(42.6% 0.092 298.9)
-
Step 900
900
#473862
oklch(37.6% 0.072 299.4)
-
Step 950
950 (this color)
#271F37
oklch(26.1% 0.045 298.6)
#271F37 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) | #192338 | 0.026 |
| Deuteranopia (no green cones) | #1A2336 | 0.026 |
| Tritanopia (no blue cones) | #242328 | 0.036 |
| Achromatopsia (no color) | #232323 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #271F37
#271F37
oklch(26.1% 0.045 298.6)
- #22270C
#22270C
oklch(26% 0.045 118.4)
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 #271F37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.028
- Dark #1B2431 ΔE 0.030
- Jet #212529 ΔE 0.040
- Space Cadet #2B2D42 ΔE 0.047
- Rich Black #0D1B2A ΔE 0.054
- Gunmetal #293241 ΔE 0.062
- Eggplant #380835 ΔE 0.063
- Dark Purple #35063E ΔE 0.067
Use #271F37 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.