#030B01
Closest named color: Almost Black (#070D0D). oklch(13.5% 0.034 136.9), rgb(3, 11, 1).
Aa
White text reads best on this color (19.95:1).
About this color
#030B01 is a very dark, muted green. In OKLCH its lightness is 13%, its chroma 0.034 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.035 away. White text reads best on it, at 19.95:1.
| Hue family | Greens |
| Lightness | very dark (13%) |
| Chroma | muted (0.034) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.05:1 |
| White text | 19.95:1 |
Values
| HEX | #030B01 |
| RGB | rgb(3, 11, 1) |
| HSL | hsl(108, 83%, 2%) |
| OKLCH | oklch(13.5% 0.034 136.9) |
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 #030B01 | 19.95:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #030B01 | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #030B01 text on white | 19.95:1 | AAA | Lc 105.9 | Preferred for body text |
| #030B01 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E6ECE4
oklch(93.6% 0.012 137.8)
-
Step 200
200
#D2DDCE
oklch(88.5% 0.023 137.3)
-
Step 300
300
#B5C7AE
oklch(80.9% 0.04 136.9)
-
Step 400
400
#8EAA83
oklch(70.6% 0.064 136.9)
-
Step 500
500
#729563
oklch(63% 0.082 136.6)
-
Step 600
600
#5A804A
oklch(55.7% 0.09 136.9)
-
Step 700
700
#496C3B
oklch(49.2% 0.085 137.2)
-
Step 800
800
#3D5831
oklch(42.8% 0.069 136.6)
-
Step 900
900
#34482B
oklch(37.6% 0.054 136.4)
-
Step 950
950 (this color)
#030B01
oklch(13.5% 0.034 136.9)
#030B01 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) | #0C0901 | 0.023 |
| Deuteranopia (no green cones) | #0A0801 | 0.021 |
| Tritanopia (no blue cones) | #030A08 | 0.025 |
| Achromatopsia (no color) | #090909 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #030B01
#030B01
oklch(13.5% 0.034 136.9)
- #0D0411
#0D0411
oklch(13.3% 0.035 316.1)
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 #030B01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.035
- Rich Navy #001219 ΔE 0.056
- Very Dark Brown #1D0200 ΔE 0.072
- Rich Black #0D1B2A ΔE 0.102
- Dark Navy Blue #00022E ΔE 0.114
- Midnight #03012D ΔE 0.115
- Dark Navy #000435 ΔE 0.122
- Very Dark Blue #000133 ΔE 0.123
Use #030B01 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.