#1C150F
Closest named color: Rich Black (#0D1B2A). oklch(20.2% 0.016 62.3), rgb(28, 21, 15).
Aa
White text reads best on this color (18.04:1).
About this color
#1C150F is a very dark close to neutral grey. In OKLCH its lightness is 20%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.054 away. White text reads best on it, at 18.04:1.
| Hue family | Neutrals |
| Lightness | very dark (20%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.16:1 |
| White text | 18.04:1 |
Values
| HEX | #1C150F |
| RGB | rgb(28, 21, 15) |
| HSL | hsl(28, 30%, 8%) |
| OKLCH | oklch(20.2% 0.016 62.3) |
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 #1C150F | 18.04:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #1C150F | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #1C150F text on white | 18.04:1 | AAA | Lc 104.8 | Preferred for body text |
| #1C150F 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E6
oklch(93.6% 0.006 59.6)
-
Step 200
200
#DED8D2
oklch(88.5% 0.011 67.7)
-
Step 300
300
#CABEB4
oklch(80.9% 0.019 62.4)
-
Step 400
400
#AF9D8D
oklch(70.7% 0.031 63.9)
-
Step 500
500
#9B8572
oklch(63.2% 0.039 62.9)
-
Step 600
600
#866E5A
oklch(55.6% 0.043 61.6)
-
Step 700
700
#715C4A
oklch(49.1% 0.039 62.3)
-
Step 800
800
#5C4B3D
oklch(42.6% 0.032 61.3)
-
Step 900
900
#4C3F34
oklch(37.8% 0.026 62.2)
-
Step 950
950 (this color)
#1C150F
oklch(20.2% 0.016 62.3)
#1C150F 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) | #17150F | 0.010 |
| Deuteranopia (no green cones) | #19170F | 0.009 |
| Tritanopia (no blue cones) | #1E1413 | 0.011 |
| Achromatopsia (no color) | #161616 | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C150F
#1C150F
oklch(20.2% 0.016 62.3)
- #10181D
#10181D
oklch(20.3% 0.016 236)
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 #1C150F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.054
- Almost Black #070D0D ΔE 0.056
- Rich Navy #001219 ΔE 0.058
- Dark Brown #341C02 ΔE 0.064
- Jet #212529 ΔE 0.065
- Very Dark Brown #1D0200 ΔE 0.065
- Dark #1B2431 ΔE 0.071
- Dark Maroon #3C0008 ΔE 0.082
Use #1C150F 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.