#371509
Closest named color: Dark Brown (#341C02). oklch(24.5% 0.058 39.6), rgb(55, 21, 9).
Aa
White text reads best on this color (16.48:1).
About this color
#371509 is a very dark, muted red. In OKLCH its lightness is 25%, its chroma 0.058 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.026 away. White text reads best on it, at 16.48:1.
| Hue family | Reds |
| Lightness | very dark (25%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.27:1 |
| White text | 16.48:1 |
Values
| HEX | #371509 |
| RGB | rgb(55, 21, 9) |
| HSL | hsl(16, 72%, 13%) |
| OKLCH | oklch(24.5% 0.058 39.6) |
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 #371509 | 16.48:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #371509 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #371509 text on white | 16.48:1 | AAA | Lc 103.2 | Preferred for body text |
| #371509 text on black | 1.27:1 | 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
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F7E6E0
oklch(93.7% 0.02 40.5)
-
Step 200
200
#F1D1C7
oklch(88.5% 0.039 38.1)
-
Step 300
300
#E9B2A0
oklch(80.9% 0.069 38.9)
-
Step 400
400
#DB886B
oklch(70.7% 0.11 40)
-
Step 500
500
#CF6743
oklch(63% 0.141 39.4)
-
Step 600
600
#BB4C21
oklch(55.7% 0.154 39.8)
-
Step 700
700
#A03C13
oklch(49.1% 0.142 39.9)
-
Step 800
800
#823214
oklch(42.6% 0.118 39.4)
-
Step 900
900
#692D18
oklch(37.7% 0.092 39.3)
-
Step 950
950 (this color)
#371509
oklch(24.5% 0.058 39.6)
#371509 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) | #1E1A08 | 0.057 |
| Deuteranopia (no green cones) | #272208 | 0.052 |
| Tritanopia (no blue cones) | #3D0E12 | 0.027 |
| Achromatopsia (no color) | #1F1F1F | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #371509
#371509
oklch(24.5% 0.058 39.6)
- #00252F
#00252F
oklch(24.5% 0.045 220.2)
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 #371509, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.026
- Chocolate Brown #411900 ΔE 0.030
- Deep Brown #410200 ΔE 0.039
- Dark Maroon #3C0008 ΔE 0.045
- Mahogany #4A0100 ΔE 0.050
- Jet #212529 ΔE 0.069
- Dark #1B2431 ΔE 0.083
- Dark Plum #3F012C ΔE 0.084
Use #371509 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.