#291817
Closest named color: Dark Brown (#341C02). oklch(23.1% 0.028 23.1), rgb(41, 24, 23).
Aa
White text reads best on this color (16.97:1).
About this color
#291817 is a very dark close to neutral grey. In OKLCH its lightness is 23%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Dark Brown (#341C02), ΔE 0.044 away. White text reads best on it, at 16.97:1.
| Hue family | Neutrals |
| Lightness | very dark (23%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.23:1 |
| White text | 16.97:1 |
Values
| HEX | #291817 |
| RGB | rgb(41, 24, 23) |
| HSL | hsl(3, 28%, 13%) |
| OKLCH | oklch(23.1% 0.028 23.1) |
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 #291817 | 16.97:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #291817 | 1.23:1 | Fails | Lc 0.0 | Not readable |
| #291817 text on white | 16.97:1 | AAA | Lc 103.8 | Preferred for body text |
| #291817 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
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#F0E7E7
oklch(93.5% 0.01 17.3)
-
Step 200
200
#E5D5D3
oklch(88.5% 0.018 26.1)
-
Step 300
300
#D5B9B7
oklch(80.9% 0.032 22.7)
-
Step 400
400
#BF9491
oklch(70.6% 0.052 23.1)
-
Step 500
500
#AF7A76
oklch(63.2% 0.067 24)
-
Step 600
600
#9A625F
oklch(55.6% 0.073 23)
-
Step 700
700
#83514E
oklch(49.1% 0.068 23.6)
-
Step 800
800
#6B4340
oklch(42.8% 0.056 24.4)
-
Step 900
900
#573837
oklch(37.7% 0.045 21.4)
-
Step 950
950 (this color)
#291817
oklch(23.1% 0.028 23.1)
#291817 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) | #1B1A17 | 0.029 |
| Deuteranopia (no green cones) | #1F1E17 | 0.028 |
| Tritanopia (no blue cones) | #2C1618 | 0.009 |
| Achromatopsia (no color) | #1C1C1C | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #291817
#291817
oklch(23.1% 0.028 23.1)
- #0B2123
#0B2123
oklch(23.1% 0.028 203.3)
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 #291817, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.044
- Jet #212529 ΔE 0.047
- Dark #1B2431 ΔE 0.056
- Rich Black #0D1B2A ΔE 0.059
- Chocolate Brown #411900 ΔE 0.062
- Dark Maroon #3C0008 ΔE 0.063
- Deep Brown #410200 ΔE 0.067
- Oxford Blue #1B263B ΔE 0.072
Use #291817 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.