#27181D
Closest named color: Jet (#212529). oklch(23.1% 0.026 357.6), rgb(39, 24, 29).
Aa
White text reads best on this color (17.00:1).
About this color
#27181D is a very dark close to neutral grey. In OKLCH its lightness is 23%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.044 away. White text reads best on it, at 17.00:1.
| Hue family | Neutrals |
| Lightness | very dark (23%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.23:1 |
| White text | 17.00:1 |
Values
| HEX | #27181D |
| RGB | rgb(39, 24, 29) |
| HSL | hsl(340, 24%, 12%) |
| OKLCH | oklch(23.1% 0.026 357.6) |
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 #27181D | 17.00:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #27181D | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #27181D text on white | 17.00:1 | AAA | Lc 103.9 | Preferred for body text |
| #27181D text on black | 1.23:1 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#EFE7EA
oklch(93.5% 0.01 352.4)
-
Step 200
200
#E3D5D9
oklch(88.5% 0.016 358.1)
-
Step 300
300
#D2B9C0
oklch(80.9% 0.03 359)
-
Step 400
400
#BB95A1
oklch(70.8% 0.048 357.6)
-
Step 500
500
#A97A89
oklch(63.1% 0.062 358.2)
-
Step 600
600
#946373
oklch(55.7% 0.067 358.3)
-
Step 700
700
#7E5261
oklch(49.2% 0.062 357.6)
-
Step 800
800
#66434F
oklch(42.7% 0.051 357.3)
-
Step 900
900
#533942
oklch(37.7% 0.039 356.7)
-
Step 950
950 (this color)
#27181D
oklch(23.1% 0.026 357.6)
#27181D 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) | #1A1B1D | 0.027 |
| Deuteranopia (no green cones) | #1D1D1D | 0.026 |
| Tritanopia (no blue cones) | #29171A | 0.007 |
| Achromatopsia (no color) | #1C1C1C | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27181D
#27181D
oklch(23.1% 0.026 357.6)
- #0F211D
#0F211D
oklch(23.1% 0.025 178)
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 #27181D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.044
- Dark #1B2431 ΔE 0.049
- Rich Black #0D1B2A ΔE 0.051
- Dark Brown #341C02 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.064
- Dark Maroon #3C0008 ΔE 0.068
- Chocolate Brown #411900 ΔE 0.071
- Deep Brown #410200 ΔE 0.075
Use #27181D 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.