#030B03
Closest named color: Almost Black (#070D0D). oklch(13.6% 0.027 143.9), rgb(3, 11, 3).
Aa
White text reads best on this color (19.94:1).
About this color
#030B03 is a very dark close to neutral grey. In OKLCH its lightness is 14%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.028 away. White text reads best on it, at 19.94:1.
| Hue family | Neutrals |
| Lightness | very dark (14%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.05:1 |
| White text | 19.94:1 |
Values
| HEX | #030B03 |
| RGB | rgb(3, 11, 3) |
| HSL | hsl(120, 57%, 3%) |
| OKLCH | oklch(13.6% 0.027 143.9) |
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 #030B03 | 19.94:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #030B03 | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #030B03 text on white | 19.94:1 | AAA | Lc 105.9 | Preferred for body text |
| #030B03 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E6ECE6
oklch(93.7% 0.01 145.5)
-
Step 200
200
#D2DCD2
oklch(88.4% 0.017 145.4)
-
Step 300
300
#B5C6B4
oklch(80.8% 0.031 143.7)
-
Step 400
400
#8EA98C
oklch(70.6% 0.051 143.2)
-
Step 500
500
#719470
oklch(63% 0.066 144.1)
-
Step 600
600
#597E58
oklch(55.5% 0.071 143.9)
-
Step 700
700
#496B48
oklch(49.2% 0.067 143.8)
-
Step 800
800
#3C573B
oklch(42.7% 0.056 143.7)
-
Step 900
900
#344833
oklch(37.8% 0.043 143.5)
-
Step 950
950 (this color)
#030B03
oklch(13.6% 0.027 143.9)
#030B03 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) | #0B0903 | 0.021 |
| Deuteranopia (no green cones) | #0A0803 | 0.021 |
| Tritanopia (no blue cones) | #020A09 | 0.019 |
| Achromatopsia (no color) | #090909 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #030B03
#030B03
oklch(13.6% 0.027 143.9)
- #0E050E
#0E050E
oklch(13.6% 0.027 326.9)
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 #030B03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.028
- Rich Navy #001219 ΔE 0.050
- Very Dark Brown #1D0200 ΔE 0.070
- Rich Black #0D1B2A ΔE 0.097
- Dark Navy Blue #00022E ΔE 0.106
- Midnight #03012D ΔE 0.107
- Dark Navy #000435 ΔE 0.114
- Very Dark Blue #000133 ΔE 0.115
Use #030B03 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.