#271B17
Closest named color: Jet (#212529). oklch(23.6% 0.021 39.2), rgb(39, 27, 23).
Aa
White text reads best on this color (16.72:1).
About this color
#271B17 is a very dark close to neutral grey. In OKLCH its lightness is 24%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.039 away. White text reads best on it, at 16.72:1.
| Hue family | Neutrals |
| Lightness | very dark (24%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.25:1 |
| White text | 16.72:1 |
Values
| HEX | #271B17 |
| RGB | rgb(39, 27, 23) |
| HSL | hsl(15, 26%, 12%) |
| OKLCH | oklch(23.6% 0.021 39.2) |
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 #271B17 | 16.72:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #271B17 | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #271B17 text on white | 16.72:1 | AAA | Lc 103.6 | Preferred for body text |
| #271B17 text on black | 1.25:1 | 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
#EEE8E6
oklch(93.5% 0.007 39.5)
-
Step 200
200
#E2D6D3
oklch(88.5% 0.014 34.3)
-
Step 300
300
#CFBCB5
oklch(80.9% 0.024 41.4)
-
Step 400
400
#B7998F
oklch(70.7% 0.039 39.3)
-
Step 500
500
#A58073
oklch(63.2% 0.05 40.2)
-
Step 600
600
#90695C
oklch(55.7% 0.054 39.2)
-
Step 700
700
#7A574B
oklch(49.1% 0.051 39.7)
-
Step 800
800
#63473E
oklch(42.6% 0.041 38.6)
-
Step 900
900
#513C35
oklch(37.7% 0.032 39.2)
-
Step 950
950 (this color)
#271B17
oklch(23.6% 0.021 39.2)
#271B17 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) | #1E1C17 | 0.018 |
| Deuteranopia (no green cones) | #211F17 | 0.018 |
| Tritanopia (no blue cones) | #2A191A | 0.012 |
| Achromatopsia (no color) | #1E1E1E | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #271B17
#271B17
oklch(23.6% 0.021 39.2)
- #132125
#132125
oklch(23.7% 0.021 217.6)
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 #271B17, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.039
- Dark Brown #341C02 ΔE 0.041
- Dark #1B2431 ΔE 0.051
- Rich Black #0D1B2A ΔE 0.057
- Chocolate Brown #411900 ΔE 0.062
- Oxford Blue #1B263B ΔE 0.068
- Dark Maroon #3C0008 ΔE 0.072
- Deep Brown #410200 ΔE 0.074
Use #271B17 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.