#2A1F3E
Closest named color: Oxford Blue (#1B263B). oklch(26.8% 0.057 298.8), rgb(42, 31, 62).
Aa
White text reads best on this color (15.39:1).
About this color
#2A1F3E is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.057 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 0.034 away. White text reads best on it, at 15.39:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.057) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.36:1 |
| White text | 15.39:1 |
Values
| HEX | #2A1F3E |
| RGB | rgb(42, 31, 62) |
| HSL | hsl(261, 33%, 18%) |
| OKLCH | oklch(26.8% 0.057 298.8) |
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 #2A1F3E | 15.39:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #2A1F3E | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #2A1F3E text on white | 15.39:1 | AAA | Lc 102.2 | Preferred for body text |
| #2A1F3E 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DCD4EF
oklch(88.5% 0.038 299.2)
-
Step 300
300
#C6B8E7
oklch(81% 0.067 298.5)
-
Step 400
400
#AA91DB
oklch(70.7% 0.109 299.1)
-
Step 500
500
#9574D1
oklch(63% 0.139 298.7)
-
Step 600
600
#805BBE
oklch(55.6% 0.151 298.6)
-
Step 700
700
#6D4AA4
oklch(49.1% 0.141 299.1)
-
Step 800
800
#583D85
oklch(42.6% 0.117 298.6)
-
Step 900
900
#49356B
oklch(37.8% 0.091 299.1)
-
Step 950
950 (this color)
#2A1F3E
oklch(26.8% 0.057 298.8)
#2A1F3E 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) | #16253F | 0.036 |
| Deuteranopia (no green cones) | #18243D | 0.034 |
| Tritanopia (no blue cones) | #26242B | 0.044 |
| Achromatopsia (no color) | #252525 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A1F3E
#2A1F3E
oklch(26.8% 0.057 298.8)
- #232A04
#232A04
oklch(26.9% 0.058 119.5)
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 #2A1F3E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.034
- Dark #1B2431 ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.044
- Jet #212529 ΔE 0.052
- Eggplant #380835 ΔE 0.060
- Dark Purple #35063E ΔE 0.060
- Gunmetal #293241 ΔE 0.061
- Aubergine #3D0734 ΔE 0.065
Use #2A1F3E 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.