#140F3D
Closest named color: Navy Blue (#001146). oklch(21% 0.084 281.2), rgb(20, 15, 61).
Aa
White text reads best on this color (18.01:1).
About this color
#140F3D is a very dark, moderately saturated purple. In OKLCH its lightness is 21%, its chroma 0.084 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Navy Blue (#001146), ΔE 0.035 away. White text reads best on it, at 18.01:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Navy Blue (#001146) |
| Black text | 1.16:1 |
| White text | 18.01:1 |
Values
| HEX | #140F3D |
| RGB | rgb(20, 15, 61) |
| HSL | hsl(247, 61%, 15%) |
| OKLCH | oklch(21% 0.084 281.2) |
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 #140F3D | 18.01:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #140F3D | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #140F3D text on white | 18.01:1 | AAA | Lc 104.5 | Preferred for body text |
| #140F3D text on black | 1.16:1 | 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
#F4F5FF
oklch(97.2% 0.013 281.6)
-
Step 100
100
#E6E8FD
oklch(93.6% 0.028 281.5)
-
Step 200
200
#D2D6FE
oklch(88.6% 0.055 280.7)
-
Step 300
300
#B5B9FF
oklch(80.8% 0.099 281.4)
-
Step 400
400
#9192FF
oklch(70.7% 0.157 281.2)
-
Step 500
500
#7972FF
oklch(63.2% 0.203 281.1)
-
Step 600
600
#6554EF
oklch(55.6% 0.223 281.3)
-
Step 700
700
#5443D0
oklch(49.1% 0.207 281)
-
Step 800
800
#4539A8
oklch(42.8% 0.17 281.3)
-
Step 900
900
#393385
oklch(37.8% 0.133 281.3)
-
Step 950
950 (this color)
#140F3D
oklch(21% 0.084 281.2)
#140F3D 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) | #00183E | 0.035 |
| Deuteranopia (no green cones) | #00153C | 0.032 |
| Tritanopia (no blue cones) | #001B24 | 0.072 |
| Achromatopsia (no color) | #161616 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #140F3D
#140F3D
oklch(21% 0.084 281.2)
- #1D1900
#1D1900
oklch(21.2% 0.044 101.4)
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 #140F3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Navy Blue #001146 ΔE 0.035
- Night Blue #040348 ΔE 0.047
- Dark Indigo #1F0954 ΔE 0.048
- Midnight Purple #280137 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.057
- Dark Navy #000435 ΔE 0.058
- Very Dark Purple #2A0134 ΔE 0.060
- Very Dark Blue #000133 ΔE 0.069
Use #140F3D 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.