#181307
Closest named color: Almost Black (#070D0D). oklch(18.9% 0.024 88), rgb(24, 19, 7).
Aa
White text reads best on this color (18.50:1).
About this color
#181307 is a very dark close to neutral grey. In OKLCH its lightness is 19%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.046 away. White text reads best on it, at 18.50:1.
| Hue family | Neutrals |
| Lightness | very dark (19%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.13:1 |
| White text | 18.50:1 |
Values
| HEX | #181307 |
| RGB | rgb(24, 19, 7) |
| HSL | hsl(42, 55%, 6%) |
| OKLCH | oklch(18.9% 0.024 88) |
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 #181307 | 18.50:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #181307 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #181307 text on white | 18.50:1 | AAA | Lc 105.1 | Preferred for body text |
| #181307 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#ECEAE4
oklch(93.7% 0.008 91.5)
-
Step 200
200
#DDD9CE
oklch(88.5% 0.015 90.2)
-
Step 300
300
#C8C0AD
oklch(80.9% 0.028 87.9)
-
Step 400
400
#AC9F81
oklch(70.6% 0.044 87.4)
-
Step 500
500
#988861
oklch(63.1% 0.058 88.2)
-
Step 600
600
#837148
oklch(55.6% 0.062 86.7)
-
Step 700
700
#6E5F39
oklch(49.1% 0.058 88.7)
-
Step 800
800
#5A4E30
oklch(42.8% 0.048 88.5)
-
Step 900
900
#4A412A
oklch(37.8% 0.038 89)
-
Step 950
950 (this color)
#181307
oklch(18.9% 0.024 88)
#181307 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) | #161306 | 0.005 |
| Deuteranopia (no green cones) | #171407 | 0.004 |
| Tritanopia (no blue cones) | #1A1110 | 0.021 |
| Achromatopsia (no color) | #141414 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #181307
#181307
oklch(18.9% 0.024 88)
- #0F131E
#0F131E
oklch(18.8% 0.023 268.7)
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 #181307, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.046
- Rich Navy #001219 ΔE 0.055
- Very Dark Brown #1D0200 ΔE 0.058
- Rich Black #0D1B2A ΔE 0.065
- Dark Brown #341C02 ΔE 0.073
- Jet #212529 ΔE 0.080
- Dark #1B2431 ΔE 0.086
- Dark Maroon #3C0008 ΔE 0.092
Use #181307 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.