#551405
Closest named color: Mahogany (#4A0100). oklch(30.1% 0.099 34.4), rgb(85, 20, 5).
Aa
White text reads best on this color (14.10:1).
About this color
#551405 is a dark, moderately saturated red. In OKLCH its lightness is 30%, its chroma 0.099 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Mahogany (#4A0100), ΔE 0.045 away. White text reads best on it, at 14.10:1.
| Hue family | Reds |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.099) |
| Temperature | warm |
| Nearest name | Mahogany (#4A0100) |
| Black text | 1.48:1 |
| White text | 14.10:1 |
Values
| HEX | #551405 |
| RGB | rgb(85, 20, 5) |
| HSL | hsl(11, 89%, 18%) |
| OKLCH | oklch(30.1% 0.099 34.4) |
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 #551405 | 14.10:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #551405 | 1.48:1 | Fails | Lc 0.0 | Not readable |
| #551405 text on white | 14.10:1 | AAA | Lc 100.0 | Preferred for body text |
| #551405 text on black | 1.48:1 | 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
#FFF2EF
oklch(97.1% 0.015 33.1)
-
Step 100
100
#FFE3DC
oklch(93.7% 0.032 34.3)
-
Step 200
200
#FFCBBE
oklch(88.4% 0.062 34.4)
-
Step 300
300
#FFA691
oklch(80.8% 0.11 33.9)
-
Step 400
400
#FF6C4A
oklch(70.8% 0.187 34.4)
-
Step 500
500
#F33C00
oklch(63.2% 0.225 34.4)
-
Step 600
600
#CD3100
oklch(55.6% 0.198 34.4)
-
Step 700
700
#AE2800
oklch(49.2% 0.175 34.4)
-
Step 800
800
#8F1F00
oklch(42.6% 0.152 34.4)
-
Step 900
900
#791900
oklch(37.8% 0.134 34.5)
-
Step 950
950 (this color)
#551405
oklch(30.1% 0.099 34.4)
#551405 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) | #282203 | 0.102 |
| Deuteranopia (no green cones) | #383102 | 0.093 |
| Tritanopia (no blue cones) | #5F0011 | 0.036 |
| Achromatopsia (no color) | #2B2B2B | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551405
#551405
oklch(30.1% 0.099 34.4)
- #00353E
#00353E
oklch(30.2% 0.053 212.8)
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 #551405, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mahogany #4A0100 ΔE 0.045
- Chocolate Brown #411900 ΔE 0.047
- Claret #680018 ΔE 0.052
- Reddy Brown #6E1005 ΔE 0.056
- Burgundy #610023 ΔE 0.057
- Deep Brown #410200 ΔE 0.064
- Blood #770001 ΔE 0.075
- Dark Brown #341C02 ΔE 0.076
Use #551405 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.