#1D100D
Closest named color: Very Dark Brown (#1D0200). oklch(19% 0.023 33.5), rgb(29, 16, 13).
Aa
White text reads best on this color (18.54:1).
About this color
#1D100D is a very dark close to neutral grey. In OKLCH its lightness is 19%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.050 away. White text reads best on it, at 18.54:1.
| Hue family | Neutrals |
| Lightness | very dark (19%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.13:1 |
| White text | 18.54:1 |
Values
| HEX | #1D100D |
| RGB | rgb(29, 16, 13) |
| HSL | hsl(11, 38%, 8%) |
| OKLCH | oklch(19% 0.023 33.5) |
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 #1D100D | 18.54:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #1D100D | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #1D100D text on white | 18.54:1 | AAA | Lc 105.1 | Preferred for body text |
| #1D100D text on black | 1.13:1 | 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
#F8F5F4
oklch(97.2% 0.003 39.5)
-
Step 100
100
#EFE8E6
oklch(93.6% 0.008 36.6)
-
Step 200
200
#E3D6D3
oklch(88.6% 0.015 33.1)
-
Step 300
300
#D2BBB5
oklch(81% 0.028 35)
-
Step 400
400
#BA978F
oklch(70.6% 0.044 33.1)
-
Step 500
500
#A87E74
oklch(63.1% 0.055 33.8)
-
Step 600
600
#93665C
oklch(55.5% 0.061 33)
-
Step 700
700
#7D554C
oklch(49% 0.056 33.2)
-
Step 800
800
#66463E
oklch(42.7% 0.046 34.6)
-
Step 900
900
#533B35
oklch(37.7% 0.036 34.5)
-
Step 950
950 (this color)
#1D100D
oklch(19% 0.023 33.5)
#1D100D 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) | #13120D | 0.022 |
| Deuteranopia (no green cones) | #16140D | 0.020 |
| Tritanopia (no blue cones) | #200E0F | 0.011 |
| Achromatopsia (no color) | #131313 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D100D
#1D100D
oklch(19% 0.023 33.5)
- #07161A
#07161A
oklch(18.9% 0.022 216.8)
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 #1D100D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.050
- Almost Black #070D0D ΔE 0.050
- Rich Navy #001219 ΔE 0.058
- Rich Black #0D1B2A ΔE 0.062
- Dark Brown #341C02 ΔE 0.073
- Dark Maroon #3C0008 ΔE 0.077
- Jet #212529 ΔE 0.079
- Dark #1B2431 ΔE 0.083
Use #1D100D 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.