#140B31
Closest named color: Midnight Purple (#280137). oklch(19% 0.072 288.6), rgb(20, 11, 49).
Aa
White text reads best on this color (18.71:1).
About this color
#140B31 is a very dark, moderately saturated purple. In OKLCH its lightness is 19%, its chroma 0.072 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.051 away. White text reads best on it, at 18.71:1.
| Hue family | Purples |
| Lightness | very dark (19%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.12:1 |
| White text | 18.71:1 |
Values
| HEX | #140B31 |
| RGB | rgb(20, 11, 49) |
| HSL | hsl(254, 63%, 12%) |
| OKLCH | oklch(19% 0.072 288.6) |
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 #140B31 | 18.71:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #140B31 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #140B31 text on white | 18.71:1 | AAA | Lc 105.1 | Preferred for body text |
| #140B31 text on black | 1.12:1 | 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
#E9E8FA
oklch(93.7% 0.024 288.5)
-
Step 200
200
#D7D5F7
oklch(88.5% 0.047 288.1)
-
Step 300
300
#BEB8F5
oklch(80.9% 0.086 288.8)
-
Step 400
400
#9E91F0
oklch(70.7% 0.137 288.7)
-
Step 500
500
#8873EA
oklch(63.1% 0.173 288.6)
-
Step 600
600
#7358D8
oklch(55.6% 0.188 288.5)
-
Step 700
700
#6147BC
oklch(49.2% 0.175 288.4)
-
Step 800
800
#4F3B98
oklch(42.7% 0.145 288.6)
-
Step 900
900
#413479
oklch(37.7% 0.113 288.4)
-
Step 950
950 (this color)
#140B31
oklch(19% 0.072 288.6)
#140B31 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) | #001332 | 0.038 |
| Deuteranopia (no green cones) | #001130 | 0.038 |
| Tritanopia (no blue cones) | #0A141C | 0.058 |
| Achromatopsia (no color) | #121212 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #140B31
#140B31
oklch(19% 0.072 288.6)
- #151500
#151500
oklch(18.9% 0.041 109.8)
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 #140B31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.051
- Dark Navy #000435 ΔE 0.052
- Navy Blue #001146 ΔE 0.053
- Very Dark Purple #2A0134 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.056
- Midnight #03012D ΔE 0.056
- Night Blue #040348 ΔE 0.059
- Dark Navy Blue #00022E ΔE 0.061
Use #140B31 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.