#100905
Closest named color: Almost Black (#070D0D). oklch(14.8% 0.016 56.5), rgb(16, 9, 5).
Aa
White text reads best on this color (19.74:1).
About this color
#100905 is a very dark close to neutral grey. In OKLCH its lightness is 15%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.025 away. White text reads best on it, at 19.74:1.
| Hue family | Neutrals |
| Lightness | very dark (15%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.06:1 |
| White text | 19.74:1 |
Values
| HEX | #100905 |
| RGB | rgb(16, 9, 5) |
| HSL | hsl(22, 52%, 4%) |
| OKLCH | oklch(14.8% 0.016 56.5) |
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 #100905 | 19.74:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #100905 | 1.06:1 | Fails | Lc 0.0 | Not readable |
| #100905 text on white | 19.74:1 | AAA | Lc 105.8 | Preferred for body text |
| #100905 text on black | 1.06:1 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E6
oklch(93.6% 0.006 59.6)
-
Step 200
200
#DFD7D2
oklch(88.4% 0.011 54.5)
-
Step 300
300
#CBBEB5
oklch(81% 0.019 57.2)
-
Step 400
400
#B09C8F
oklch(70.7% 0.03 55.1)
-
Step 500
500
#9D8473
oklch(63.2% 0.039 56.1)
-
Step 600
600
#876D5B
oklch(55.5% 0.043 56.4)
-
Step 700
700
#735B4B
oklch(49.1% 0.04 55.3)
-
Step 800
800
#5D4B3E
oklch(42.8% 0.032 57.6)
-
Step 900
900
#4C3E35
oklch(37.6% 0.025 54.5)
-
Step 950
950 (this color)
#100905
oklch(14.8% 0.016 56.5)
#100905 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) | #0B0A05 | 0.012 |
| Deuteranopia (no green cones) | #0D0B05 | 0.010 |
| Tritanopia (no blue cones) | #120808 | 0.011 |
| Achromatopsia (no color) | #0A0A0A | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #100905
#100905
oklch(14.8% 0.016 56.5)
- #050C11
#050C11
oklch(14.9% 0.016 236.8)
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 #100905, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.025
- Very Dark Brown #1D0200 ΔE 0.040
- Rich Navy #001219 ΔE 0.052
- Rich Black #0D1B2A ΔE 0.087
- Midnight #03012D ΔE 0.102
- Dark Navy Blue #00022E ΔE 0.104
- Dark Maroon #3C0008 ΔE 0.110
- Dark Navy #000435 ΔE 0.111
Use #100905 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.