#51171E
Closest named color: Burgundy (#610023). oklch(30.1% 0.086 17), rgb(81, 23, 30).
Aa
White text reads best on this color (14.08:1).
About this color
#51171E is a dark, moderately saturated red. In OKLCH its lightness is 30%, its chroma 0.086 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.044 away. White text reads best on it, at 14.08:1.
| Hue family | Reds |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.086) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.49:1 |
| White text | 14.08:1 |
Values
| HEX | #51171E |
| RGB | rgb(81, 23, 30) |
| HSL | hsl(353, 56%, 20%) |
| OKLCH | oklch(30.1% 0.086 17) |
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 #51171E | 14.08:1 | AAA | Lc -103.3 | Preferred for body text |
| Black text on #51171E | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #51171E text on white | 14.08:1 | AAA | Lc 100.2 | Preferred for body text |
| #51171E text on black | 1.49:1 | 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
#FFF2F2
oklch(97.1% 0.014 17.4)
-
Step 100
100
#FDE2E3
oklch(93.5% 0.03 15.1)
-
Step 200
200
#FDCBCC
oklch(88.6% 0.057 16.9)
-
Step 300
300
#FCA5A9
oklch(80.9% 0.103 16.6)
-
Step 400
400
#F5707B
oklch(70.7% 0.163 17.2)
-
Step 500
500
#ED3E5A
oklch(63.2% 0.21 17)
-
Step 600
600
#D60041
oklch(55.6% 0.222 17)
-
Step 700
700
#B50036
oklch(49.1% 0.196 16.9)
-
Step 800
800
#96002B
oklch(42.7% 0.171 17)
-
Step 900
900
#7A1126
oklch(37.8% 0.137 17)
-
Step 950
950 (this color)
#51171E
oklch(30.1% 0.086 17)
#51171E 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) | #25241E | 0.096 |
| Deuteranopia (no green cones) | #34301D | 0.087 |
| Tritanopia (no blue cones) | #590B1A | 0.022 |
| Achromatopsia (no color) | #2B2B2B | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51171E
#51171E
oklch(30.1% 0.086 17)
- #003637
#003637
oklch(30.2% 0.051 196.8)
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 #51171E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.044
- Mahogany #4A0100 ΔE 0.052
- Claret #680018 ΔE 0.052
- Chocolate Brown #411900 ΔE 0.056
- Deep Brown #410200 ΔE 0.067
- Reddy Brown #6E1005 ΔE 0.068
- Dark Maroon #3C0008 ΔE 0.076
- Dark Plum #3F012C ΔE 0.078
Use #51171E 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.