#011101
Closest named color: Almost Black (#070D0D). oklch(15.5% 0.048 142.8), rgb(1, 17, 1).
Aa
White text reads best on this color (19.41:1).
About this color
#011101 is a very dark, muted green. In OKLCH its lightness is 16%, its chroma 0.048 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.043 away. White text reads best on it, at 19.41:1.
| Hue family | Greens |
| Lightness | very dark (16%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.08:1 |
| White text | 19.41:1 |
Values
| HEX | #011101 |
| RGB | rgb(1, 17, 1) |
| HSL | hsl(120, 89%, 4%) |
| OKLCH | oklch(15.5% 0.048 142.8) |
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 #011101 | 19.41:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #011101 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #011101 text on white | 19.41:1 | AAA | Lc 105.6 | Preferred for body text |
| #011101 text on black | 1.08:1 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CEDFCC
oklch(88.6% 0.031 142.3)
-
Step 300
300
#ACCBA9
oklch(81% 0.058 142.7)
-
Step 400
400
#7FAF7B
oklch(70.6% 0.09 142.7)
-
Step 500
500
#5D9B59
oklch(63.1% 0.116 142.8)
-
Step 600
600
#41853E
oklch(55.5% 0.125 142.9)
-
Step 700
700
#337130
oklch(49.1% 0.117 142.7)
-
Step 800
800
#2B5C29
oklch(42.7% 0.096 142.9)
-
Step 900
900
#274C25
oklch(37.8% 0.077 142.8)
-
Step 950
950 (this color)
#011101
oklch(15.5% 0.048 142.8)
#011101 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) | #120E00 | 0.035 |
| Deuteranopia (no green cones) | #0F0D02 | 0.033 |
| Tritanopia (no blue cones) | #00100D | 0.031 |
| Achromatopsia (no color) | #0D0D0D | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #011101
#011101
oklch(15.5% 0.048 142.8)
- #150518
#150518
oklch(15.5% 0.047 321.4)
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 #011101, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.043
- Rich Navy #001219 ΔE 0.054
- Very Dark Brown #1D0200 ΔE 0.083
- Rich Black #0D1B2A ΔE 0.092
- Dark Forest Green #002D04 ΔE 0.109
- Very Dark Green #062E03 ΔE 0.114
- Dark Brown #341C02 ΔE 0.117
- Jet #212529 ΔE 0.118
Use #011101 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.