#181507
Closest named color: Almost Black (#070D0D). oklch(19.5% 0.026 97.8), rgb(24, 21, 7).
Aa
White text reads best on this color (18.27:1).
About this color
#181507 is a very dark close to neutral grey. In OKLCH its lightness is 19%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.052 away. White text reads best on it, at 18.27:1.
| Hue family | Neutrals |
| Lightness | very dark (19%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.14:1 |
| White text | 18.27:1 |
Values
| HEX | #181507 |
| RGB | rgb(24, 21, 7) |
| HSL | hsl(49, 55%, 6%) |
| OKLCH | oklch(19.5% 0.026 97.8) |
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 #181507 | 18.27:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #181507 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #181507 text on white | 18.27:1 | AAA | Lc 104.9 | Preferred for body text |
| #181507 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
#F6F5F2
oklch(97% 0.004 91.4)
-
Step 100
100
#EBEAE3
oklch(93.6% 0.009 100)
-
Step 200
200
#DCD9CD
oklch(88.4% 0.017 95.2)
-
Step 300
300
#C6C1AB
oklch(80.9% 0.031 96.5)
-
Step 400
400
#A9A17E
oklch(70.7% 0.049 96.7)
-
Step 500
500
#938A5E
oklch(63% 0.062 98)
-
Step 600
600
#7E7444
oklch(55.7% 0.068 97.9)
-
Step 700
700
#6A6135
oklch(49% 0.064 98.1)
-
Step 800
800
#574F2D
oklch(42.7% 0.052 96.5)
-
Step 900
900
#474228
oklch(37.7% 0.041 98.7)
-
Step 950
950 (this color)
#181507
oklch(19.5% 0.026 97.8)
#181507 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) | #181406 | 0.004 |
| Deuteranopia (no green cones) | #181507 | 0.000 |
| Tritanopia (no blue cones) | #1A1312 | 0.025 |
| Achromatopsia (no color) | #151515 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #181507
#181507
oklch(19.5% 0.026 97.8)
- #121421
#121421
oklch(19.6% 0.026 276.9)
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 #181507, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.052
- Rich Navy #001219 ΔE 0.057
- Rich Black #0D1B2A ΔE 0.064
- Very Dark Brown #1D0200 ΔE 0.065
- Dark Brown #341C02 ΔE 0.068
- Jet #212529 ΔE 0.075
- Dark #1B2431 ΔE 0.082
- Dark Forest Green #002D04 ΔE 0.093
Use #181507 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.