#551D07
Closest named color: Chocolate Brown (#411900). oklch(31.4% 0.089 39.8), rgb(85, 29, 7).
Aa
White text reads best on this color (13.41:1).
About this color
#551D07 is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.089 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.049 away. White text reads best on it, at 13.41:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.56:1 |
| White text | 13.41:1 |
Values
| HEX | #551D07 |
| RGB | rgb(85, 29, 7) |
| HSL | hsl(17, 85%, 18%) |
| OKLCH | oklch(31.4% 0.089 39.8) |
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 #551D07 | 13.41:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #551D07 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #551D07 text on white | 13.41:1 | AAA | Lc 99.3 | Preferred for body text |
| #551D07 text on black | 1.56:1 | 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
#FFF3EE
oklch(97.2% 0.015 44.2)
-
Step 100
100
#FDE4DB
oklch(93.7% 0.03 40.9)
-
Step 200
200
#FCCDBD
oklch(88.5% 0.058 39.7)
-
Step 300
300
#FCA98D
oklch(80.9% 0.106 39.4)
-
Step 400
400
#F67547
oklch(70.7% 0.17 39.7)
-
Step 500
500
#E75000
oklch(63.2% 0.199 39.9)
-
Step 600
600
#C34200
oklch(55.6% 0.175 39.8)
-
Step 700
700
#A53700
oklch(49.2% 0.154 40)
-
Step 800
800
#882C00
oklch(42.7% 0.134 40.1)
-
Step 900
900
#732300
oklch(37.7% 0.119 39.6)
-
Step 950
950 (this color)
#551D07
oklch(31.4% 0.089 39.8)
#551D07 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) | #2D2704 | 0.088 |
| Deuteranopia (no green cones) | #3B3405 | 0.080 |
| Tritanopia (no blue cones) | #5E0F19 | 0.040 |
| Achromatopsia (no color) | #2F2F2F | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551D07
#551D07
oklch(31.4% 0.089 39.8)
- #003845
#003845
oklch(31.5% 0.057 219)
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 #551D07, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.049
- Reddy Brown #6E1005 ΔE 0.055
- Claret #680018 ΔE 0.059
- Mahogany #4A0100 ΔE 0.061
- Burgundy #610023 ΔE 0.066
- Blood #770001 ΔE 0.075
- Dark Brown #341C02 ΔE 0.076
- Chestnut #742802 ΔE 0.077
Use #551D07 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.