#100F01
Closest named color: Almost Black (#070D0D). oklch(16.5% 0.032 106.5), rgb(16, 15, 1).
Aa
White text reads best on this color (19.25:1).
About this color
#100F01 is a very dark, muted brown. In OKLCH its lightness is 16%, its chroma 0.032 and its hue 106°. Its hue sits on the warm side of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.036 away. White text reads best on it, at 19.25:1.
| Hue family | Browns |
| Lightness | very dark (16%) |
| Chroma | muted (0.032) |
| Temperature | warm |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.09:1 |
| White text | 19.25:1 |
Values
| HEX | #100F01 |
| RGB | rgb(16, 15, 1) |
| HSL | hsl(56, 88%, 3%) |
| OKLCH | oklch(16.5% 0.032 106.5) |
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 #100F01 | 19.25:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #100F01 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #100F01 text on white | 19.25:1 | AAA | Lc 105.6 | Preferred for body text |
| #100F01 text on black | 1.09:1 | 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
#F6F6F2
oklch(97.2% 0.005 106.5)
-
Step 100
100
#EAEAE2
oklch(93.5% 0.011 106.6)
-
Step 200
200
#DADACB
oklch(88.4% 0.02 106.8)
-
Step 300
300
#C3C3A7
oklch(81% 0.038 107.2)
-
Step 400
400
#A5A477
oklch(70.8% 0.062 106.8)
-
Step 500
500
#8F8D54
oklch(63.2% 0.078 106.7)
-
Step 600
600
#797638
oklch(55.5% 0.084 106.3)
-
Step 700
700
#66632A
oklch(49% 0.078 106.2)
-
Step 800
800
#535124
oklch(42.6% 0.065 106.5)
-
Step 900
900
#454322
oklch(37.6% 0.05 105.5)
-
Step 950
950 (this color)
#100F01
oklch(16.5% 0.032 106.5)
#100F01 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) | #110E00 | 0.004 |
| Deuteranopia (no green cones) | #120F01 | 0.004 |
| Tritanopia (no blue cones) | #120D0B | 0.029 |
| Achromatopsia (no color) | #0E0E0E | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #100F01
#100F01
oklch(16.5% 0.032 106.5)
- #0D0C1B
#0D0C1B
oklch(16.4% 0.031 285.5)
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 #100F01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.036
- Rich Navy #001219 ΔE 0.054
- Very Dark Brown #1D0200 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.083
- Dark Brown #341C02 ΔE 0.096
- Jet #212529 ΔE 0.105
- Dark #1B2431 ΔE 0.110
- Dark Forest Green #002D04 ΔE 0.112
Use #100F01 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.