#1D150D
Closest named color: Rich Black (#0D1B2A). oklch(20.3% 0.02 66.3), rgb(29, 21, 13).
Aa
White text reads best on this color (18.02:1).
About this color
#1D150D is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.057 away. White text reads best on it, at 18.02:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.16:1 |
| White text | 18.02:1 |
Values
| HEX | #1D150D |
| RGB | rgb(29, 21, 13) |
| HSL | hsl(30, 38%, 8%) |
| OKLCH | oklch(20.3% 0.02 66.3) |
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 #1D150D | 18.02:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #1D150D | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #1D150D text on white | 18.02:1 | AAA | Lc 104.7 | Preferred for body text |
| #1D150D text on black | 1.16:1 | 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
#F7F5F3
oklch(97.1% 0.003 67.8)
-
Step 100
100
#EDE9E5
oklch(93.6% 0.007 67.7)
-
Step 200
200
#DFD8D0
oklch(88.6% 0.013 71.3)
-
Step 300
300
#CBBEB1
oklch(80.9% 0.023 67.5)
-
Step 400
400
#B19C88
oklch(70.6% 0.038 65.8)
-
Step 500
500
#9E846B
oklch(63.1% 0.048 65.7)
-
Step 600
600
#896E53
oklch(55.8% 0.052 66.4)
-
Step 700
700
#745B43
oklch(49% 0.049 65.1)
-
Step 800
800
#5E4B37
oklch(42.7% 0.04 67.8)
-
Step 900
900
#4D3E30
oklch(37.6% 0.031 64.7)
-
Step 950
950 (this color)
#1D150D
oklch(20.3% 0.02 66.3)
#1D150D 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) | #18150C | 0.011 |
| Deuteranopia (no green cones) | #1A170D | 0.009 |
| Tritanopia (no blue cones) | #201313 | 0.017 |
| Achromatopsia (no color) | #161616 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D150D
#1D150D
oklch(20.3% 0.02 66.3)
- #0F181F
#0F181F
oklch(20.4% 0.019 242.2)
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 #1D150D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.057
- Almost Black #070D0D ΔE 0.058
- Rich Navy #001219 ΔE 0.061
- Dark Brown #341C02 ΔE 0.061
- Very Dark Brown #1D0200 ΔE 0.065
- Jet #212529 ΔE 0.066
- Dark #1B2431 ΔE 0.072
- Dark Maroon #3C0008 ΔE 0.081
Use #1D150D 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.