#1F110A
Closest named color: Very Dark Brown (#1D0200). oklch(19.5% 0.027 47.2), rgb(31, 17, 10).
Aa
White text reads best on this color (18.37:1).
About this color
#1F110A is a very dark close to neutral grey. In OKLCH its lightness is 19%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.052 away. White text reads best on it, at 18.37:1.
| Hue family | Neutrals |
| Lightness | very dark (19%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.14:1 |
| White text | 18.37:1 |
Values
| HEX | #1F110A |
| RGB | rgb(31, 17, 10) |
| HSL | hsl(20, 51%, 8%) |
| OKLCH | oklch(19.5% 0.027 47.2) |
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 #1F110A | 18.37:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #1F110A | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #1F110A text on white | 18.37:1 | AAA | Lc 105.0 | Preferred for body text |
| #1F110A text on black | 1.14:1 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E5
oklch(93.6% 0.009 44.9)
-
Step 200
200
#E4D6CF
oklch(88.5% 0.018 48.5)
-
Step 300
300
#D3BBAF
oklch(80.9% 0.032 48.3)
-
Step 400
400
#BC9785
oklch(70.6% 0.051 47.3)
-
Step 500
500
#AB7E67
oklch(63.2% 0.065 48.2)
-
Step 600
600
#96664E
oklch(55.5% 0.072 47.4)
-
Step 700
700
#80553F
oklch(49.1% 0.067 47.8)
-
Step 800
800
#684634
oklch(42.8% 0.055 48.7)
-
Step 900
900
#553B2E
oklch(37.8% 0.043 47.6)
-
Step 950
950 (this color)
#1F110A
oklch(19.5% 0.027 47.2)
#1F110A 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) | #151209 | 0.023 |
| Deuteranopia (no green cones) | #18150A | 0.020 |
| Tritanopia (no blue cones) | #220F0F | 0.015 |
| Achromatopsia (no color) | #141414 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F110A
#1F110A
oklch(19.5% 0.027 47.2)
- #06171E
#06171E
oklch(19.3% 0.027 226.8)
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 #1F110A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.052
- Almost Black #070D0D ΔE 0.056
- Rich Navy #001219 ΔE 0.064
- Rich Black #0D1B2A ΔE 0.065
- Dark Brown #341C02 ΔE 0.066
- Dark Maroon #3C0008 ΔE 0.074
- Jet #212529 ΔE 0.076
- Deep Brown #410200 ΔE 0.081
Use #1F110A 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.