#0B031C
Closest named color: Midnight (#03012D). oklch(13.6% 0.055 295.5), rgb(11, 3, 28).
Aa
White text reads best on this color (20.11:1).
About this color
#0B031C is a very dark, muted purple. In OKLCH its lightness is 14%, its chroma 0.055 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight (#03012D), ΔE 0.045 away. White text reads best on it, at 20.11:1.
| Hue family | Purples |
| Lightness | very dark (14%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Midnight (#03012D) |
| Black text | 1.04:1 |
| White text | 20.11:1 |
Values
| HEX | #0B031C |
| RGB | rgb(11, 3, 28) |
| HSL | hsl(259, 81%, 6%) |
| OKLCH | oklch(13.6% 0.055 295.5) |
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 #0B031C | 20.11:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #0B031C | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #0B031C text on white | 20.11:1 | AAA | Lc 105.8 | Preferred for body text |
| #0B031C text on black | 1.04:1 | 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
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#DBD5EF
oklch(88.6% 0.036 296.2)
-
Step 300
300
#C3B9E7
oklch(80.9% 0.065 294.9)
-
Step 400
400
#A693DB
oklch(70.7% 0.105 295.7)
-
Step 500
500
#9177D1
oklch(63.2% 0.134 295.6)
-
Step 600
600
#7C5EBE
oklch(55.7% 0.145 295.7)
-
Step 700
700
#684DA4
oklch(49.1% 0.135 295.3)
-
Step 800
800
#553F85
oklch(42.6% 0.113 295.7)
-
Step 900
900
#46366A
oklch(37.6% 0.088 296.1)
-
Step 950
950 (this color)
#0B031C
oklch(13.6% 0.055 295.5)
#0B031C 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) | #00071D | 0.034 |
| Deuteranopia (no green cones) | #00071B | 0.035 |
| Tritanopia (no blue cones) | #07080D | 0.045 |
| Achromatopsia (no color) | #070707 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B031C
#0B031C
oklch(13.6% 0.055 295.5)
- #080A00
#080A00
oklch(13.7% 0.032 116.4)
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 #0B031C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight #03012D ΔE 0.045
- Dark Navy Blue #00022E ΔE 0.052
- Very Dark Blue #000133 ΔE 0.060
- Almost Black #070D0D ΔE 0.060
- Dark Navy #000435 ΔE 0.061
- Rich Navy #001219 ΔE 0.064
- Very Dark Brown #1D0200 ΔE 0.084
- Midnight Purple #280137 ΔE 0.089
Use #0B031C 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.