#271C3B
Closest named color: Oxford Blue (#1B263B). oklch(25.6% 0.058 298.6), rgb(39, 28, 59).
Aa
White text reads best on this color (15.96:1).
About this color
#271C3B is a dark, muted purple. In OKLCH its lightness is 26%, its chroma 0.058 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 0.037 away. White text reads best on it, at 15.96:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.31:1 |
| White text | 15.96:1 |
Values
| HEX | #271C3B |
| RGB | rgb(39, 28, 59) |
| HSL | hsl(261, 36%, 17%) |
| OKLCH | oklch(25.6% 0.058 298.6) |
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 #271C3B | 15.96:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #271C3B | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #271C3B text on white | 15.96:1 | AAA | Lc 102.8 | Preferred for body text |
| #271C3B text on black | 1.31:1 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DCD4F0
oklch(88.5% 0.039 298.7)
-
Step 300
300
#C6B8E8
oklch(81% 0.068 298.2)
-
Step 400
400
#AA91DC
oklch(70.7% 0.11 298.9)
-
Step 500
500
#9574D2
oklch(63.1% 0.14 298.5)
-
Step 600
600
#805BBF
oklch(55.6% 0.152 298.4)
-
Step 700
700
#6D4AA5
oklch(49.2% 0.142 298.8)
-
Step 800
800
#583D86
oklch(42.7% 0.118 298.3)
-
Step 900
900
#48356B
oklch(37.7% 0.091 298.1)
-
Step 950
950 (this color)
#271C3B
oklch(25.6% 0.058 298.6)
#271C3B 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) | #13223C | 0.037 |
| Deuteranopia (no green cones) | #15213A | 0.034 |
| Tritanopia (no blue cones) | #232228 | 0.047 |
| Achromatopsia (no color) | #222222 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #271C3B
#271C3B
oklch(25.6% 0.058 298.6)
- #202701
#202701
oklch(25.7% 0.059 119.6)
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 #271C3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.037
- Dark #1B2431 ΔE 0.041
- Jet #212529 ΔE 0.053
- Space Cadet #2B2D42 ΔE 0.055
- Eggplant #380835 ΔE 0.056
- Dark Purple #35063E ΔE 0.057
- Rich Black #0D1B2A ΔE 0.058
- Aubergine #3D0734 ΔE 0.063
Use #271C3B 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.