#030B0F
Closest named color: Almost Black (#070D0D). oklch(14.2% 0.018 225.1), rgb(3, 11, 15).
Aa
White text reads best on this color (19.83:1).
About this color
#030B0F is a very dark close to neutral grey. In OKLCH its lightness is 14%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.015 away. White text reads best on it, at 19.83:1.
| Hue family | Neutrals |
| Lightness | very dark (14%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.05:1 |
| White text | 19.83:1 |
Values
| HEX | #030B0F |
| RGB | rgb(3, 11, 15) |
| HSL | hsl(200, 67%, 4%) |
| OKLCH | oklch(14.2% 0.018 225.1) |
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 #030B0F | 19.83:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #030B0F | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #030B0F text on white | 19.83:1 | AAA | Lc 105.8 | Preferred for body text |
| #030B0F text on black | 1.05:1 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E6EBED
oklch(93.7% 0.006 223.5)
-
Step 200
200
#D1DBDF
oklch(88.5% 0.012 223.5)
-
Step 300
300
#B3C4CB
oklch(80.9% 0.021 224.4)
-
Step 400
400
#8BA5B1
oklch(70.6% 0.034 227.5)
-
Step 500
500
#6E8F9D
oklch(63% 0.043 225.8)
-
Step 600
600
#557988
oklch(55.5% 0.047 225.8)
-
Step 700
700
#456673
oklch(49% 0.043 224.5)
-
Step 800
800
#39535E
oklch(42.6% 0.036 226.1)
-
Step 900
900
#32454D
oklch(37.8% 0.028 225.7)
-
Step 950
950 (this color)
#030B0F
oklch(14.2% 0.018 225.1)
#030B0F 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) | #090B0F | 0.014 |
| Deuteranopia (no green cones) | #07090F | 0.012 |
| Tritanopia (no blue cones) | #000C0C | 0.013 |
| Achromatopsia (no color) | #0A0A0A | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #030B0F
#030B0F
oklch(14.2% 0.018 225.1)
- #100704
#100704
oklch(14.1% 0.019 45.5)
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 #030B0F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.015
- Rich Navy #001219 ΔE 0.030
- Very Dark Brown #1D0200 ΔE 0.072
- Midnight #03012D ΔE 0.077
- Dark Navy Blue #00022E ΔE 0.077
- Rich Black #0D1B2A ΔE 0.079
- Dark Navy #000435 ΔE 0.084
- Very Dark Blue #000133 ΔE 0.086
Use #030B0F 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.