#030B0B
Closest named color: Almost Black (#070D0D). oklch(14% 0.015 195.5), rgb(3, 11, 11).
Aa
White text reads best on this color (19.87:1).
About this color
#030B0B is a very dark close to neutral grey. In OKLCH its lightness is 14%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.014 away. White text reads best on it, at 19.87:1.
| Hue family | Neutrals |
| Lightness | very dark (14%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.05:1 |
| White text | 19.87:1 |
Values
| HEX | #030B0B |
| RGB | rgb(3, 11, 11) |
| HSL | hsl(180, 57%, 3%) |
| OKLCH | oklch(14% 0.015 195.5) |
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 #030B0B | 19.87:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #030B0B | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #030B0B text on white | 19.87:1 | AAA | Lc 105.8 | Preferred for body text |
| #030B0B 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDB
oklch(88.5% 0.01 197)
-
Step 300
300
#B4C5C4
oklch(81% 0.019 192.5)
-
Step 400
400
#8CA7A6
oklch(70.8% 0.03 193.7)
-
Step 500
500
#6F9191
oklch(63.1% 0.038 196.2)
-
Step 600
600
#577B7B
oklch(55.6% 0.041 196)
-
Step 700
700
#476867
oklch(49.2% 0.038 193.6)
-
Step 800
800
#3B5554
oklch(42.8% 0.031 193)
-
Step 900
900
#324646
oklch(37.7% 0.025 196.1)
-
Step 950
950 (this color)
#030B0B
oklch(14% 0.015 195.5)
#030B0B 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) | #0A0A0B | 0.017 |
| Deuteranopia (no green cones) | #08090B | 0.014 |
| Tritanopia (no blue cones) | #010C0B | 0.006 |
| Achromatopsia (no color) | #090909 | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #030B0B
#030B0B
oklch(14% 0.015 195.5)
- #0F0707
#0F0707
oklch(14.1% 0.015 19.1)
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 #030B0B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.014
- Rich Navy #001219 ΔE 0.035
- Very Dark Brown #1D0200 ΔE 0.070
- Rich Black #0D1B2A ΔE 0.084
- Midnight #03012D ΔE 0.085
- Dark Navy Blue #00022E ΔE 0.085
- Dark Navy #000435 ΔE 0.093
- Very Dark Blue #000133 ΔE 0.094
Use #030B0B 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.