#030D11
Closest named color: Almost Black (#070D0D). oklch(15% 0.02 221.5), rgb(3, 13, 17).
Aa
White text reads best on this color (19.63:1).
About this color
#030D11 is a very dark close to neutral grey. In OKLCH its lightness is 15%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.012 away. White text reads best on it, at 19.63:1.
| Hue family | Neutrals |
| Lightness | very dark (15%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.06:1 |
| White text | 19.63:1 |
Values
| HEX | #030D11 |
| RGB | rgb(3, 13, 17) |
| HSL | hsl(197, 70%, 4%) |
| OKLCH | oklch(15% 0.02 221.5) |
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 #030D11 | 19.63:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #030D11 | 1.06:1 | Fails | Lc 0.0 | Not readable |
| #030D11 text on white | 19.63:1 | AAA | Lc 105.7 | Preferred for body text |
| #030D11 text on black | 1.06:1 | 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
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBDF
oklch(88.4% 0.013 221.4)
-
Step 300
300
#B1C4CB
oklch(80.8% 0.023 221.9)
-
Step 400
400
#88A6B1
oklch(70.6% 0.037 222.1)
-
Step 500
500
#6A909E
oklch(63% 0.047 222.7)
-
Step 600
600
#507B89
oklch(55.7% 0.052 220.4)
-
Step 700
700
#416774
oklch(49.1% 0.048 221.6)
-
Step 800
800
#36545F
oklch(42.7% 0.04 223)
-
Step 900
900
#2F464D
oklch(37.8% 0.031 218.7)
-
Step 950
950 (this color)
#030D11
oklch(15% 0.02 221.5)
#030D11 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) | #0B0C11 | 0.017 |
| Deuteranopia (no green cones) | #080B11 | 0.013 |
| Tritanopia (no blue cones) | #000E0E | 0.012 |
| Achromatopsia (no color) | #0B0B0B | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #030D11
#030D11
oklch(15% 0.02 221.5)
- #120805
#120805
oklch(14.8% 0.02 41.8)
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 #030D11, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.012
- Rich Navy #001219 ΔE 0.022
- Rich Black #0D1B2A ΔE 0.071
- Very Dark Brown #1D0200 ΔE 0.073
- Dark Navy Blue #00022E ΔE 0.077
- Midnight #03012D ΔE 0.077
- Dark Navy #000435 ΔE 0.083
- Very Dark Blue #000133 ΔE 0.085
Use #030D11 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.