#651731
Closest named color: Burgundy (#610023). oklch(34.5% 0.112 5.2), rgb(101, 23, 49).
Aa
White text reads best on this color (12.20:1).
About this color
#651731 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.112 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.034 away. White text reads best on it, at 12.20:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.72:1 |
| White text | 12.20:1 |
Values
| HEX | #651731 |
| RGB | rgb(101, 23, 49) |
| HSL | hsl(340, 63%, 24%) |
| OKLCH | oklch(34.5% 0.112 5.2) |
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 #651731 | 12.20:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #651731 | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #651731 text on white | 12.20:1 | AAA | Lc 96.9 | Preferred for body text |
| #651731 text on black | 1.72:1 | 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 900.
-
Step 50
50
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#F9E4E7
oklch(93.7% 0.023 7.7)
-
Step 200
200
#F5CDD5
oklch(88.5% 0.046 4.6)
-
Step 300
300
#F0AAB9
oklch(80.8% 0.084 5)
-
Step 400
400
#E57A95
oklch(70.7% 0.135 5)
-
Step 500
500
#DA537B
oklch(63.1% 0.172 5.1)
-
Step 600
600
#C53164
oklch(55.5% 0.186 5.2)
-
Step 700
700
#AA2253
oklch(49.2% 0.173 5.3)
-
Step 800
800
#8A1F44
oklch(42.7% 0.144 5.2)
-
Step 900
900 (this color)
#651731
oklch(34.5% 0.112 5.2)
-
Step 950
950
#411522
oklch(27% 0.07 4.6)
#651731 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) | #292C32 | 0.126 |
| Deuteranopia (no green cones) | #3E3B2F | 0.114 |
| Tritanopia (no blue cones) | #6E0822 | 0.029 |
| Achromatopsia (no color) | #353535 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #651731
#651731
oklch(34.5% 0.112 5.2)
- #00433D
#00433D
oklch(34.4% 0.061 184.8)
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 #651731, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.034
- Merlot #730039 ΔE 0.038
- Claret #680018 ΔE 0.039
- Bordeaux #7B002C ΔE 0.048
- Wine Red #7B0323 ΔE 0.051
- Reddy Brown #6E1005 ΔE 0.056
- Wine #80013F ΔE 0.063
- Grape Purple #5D1451 ΔE 0.063
Use #651731 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.